Basic Information

Affiliated programs (koza)

• Graduate School of Engineering, 社会基盤工学専攻 防災工学講座, 教授

Professional Memberships

• Japan Society for Natural Disaster Science
• Asia Oceania Geosciences Society
• American Geophysical Union
• 水文・水資源学会
• 土木学会

Academic Degree

• 修士（工学）(京都大学)
• 博士（工学）(京都大学)

Academic Resume (Graduate Schools)

• 京都大学, 大学院工学研究科修士課程土木工学専攻, 修了
• 京都大学, 大学院工学研究科博士後期課程都市環境工学専攻, 中退

Academic Resume (Undergraduate School/Majors)

• 京都大学, 工学部地球工学科, 卒業

Research History

• From Mar. 2023, To Present

  Kyoto University, Disaster Prevention Research Institute, Professor
• From Apr. 2015, To Feb. 2023

  Kyoto University Disaster Prevention Research Institute, Associate Professor
• From Oct. 2009, To Mar. 2015

  GRIPS, Adjunct Associate Professor
• From Oct. 2009, To Mar. 2015

  Public Works Research Institute, ICHARM, Researcher Senior Researcher
• From Apr. 2007, To Sep. 2009

  Kyoto University, Disaster Prevention Research Institute, Assistant Professor
• From 2007, To 2009

  Oregon State University, Fuculty of Forestry, Visiting Scientist (JSPS Research Fellow)
• From Apr. 2005, To Mar. 2007

  Kyoto University, Disaster Prevention Research Institute, Assistant Professor

Language of Instruction

• English

ID,URL

• J-Global ID

  200901076417556871

• External link

  http://flood.dpri.kyoto-u.ac.jp/sayama/

Website(s) (URL(s))

• http://flood.dpri.kyoto-u.ac.jp/sayama/

researchmap URL

• https://researchmap.jp/read0122483

Research

Research Topics, Overview of the research

• Research Topics

  Flood prediction, Water-related disaster risk management under climate change, Process understandings and modeling of rainfall-runoff and flood inundation processes, Impact assessment of deforestation of tropical forest on water cycle and water disasters

• Overview of the research

  ・Physically-based Rainfall-Runoff and Flood Inundation Modeling
  ・Development of a Nation-wide Distributed Model and Realtime Flood Forecasting
  ・Integrated Flood Risk Management under Climate Change
  ・Effects of Landuse and Climate Change on Water Cycle and　Flood Hazards in Humid Tropical Environment in Indonesia

Research Interests

• 降雨流出プロセスとモデリング
• 洪水災害
• 水文学
• Rainfall-Runoff Process and Modeling
• Flood Disaster
• Hydrology

Research Areas

• Social infrastructure (civil Engineering, architecture, disaster prevention), Hydroengineering

Papers

• ACCURACY VERIFICATION FOR PRACTICAL APPLICATION OF WATER LEVEL PREDICTION METHOD BY NEURAL NETWORK USING RAINFALL DISTRIBUTION INFORMATION

  大野剛; 佐山敬洋; 織田幸伸

  河川技術論文集(Web), 2025

  
• PROPOSAL OF COUPLED ANALYSIS METHOD OF RAINFALL-RUNOFF-INUDATION (RRI) MODEL AND UNSTRUCTUAL GRID 2D UNSTEADY FLOW (UNST-2D) MODEL FOR INTEGRATED FLOOD MANAGEMENT PLANNING

  山村孝輝; 西野駿治; 山田真史; 佐山敬洋; 川池健司; 瀧健太郎

  河川技術論文集(Web), 2025

  
• APPLICATION OF THE RRI MODEL TO THE SIMULATION OF FLOOD INUNDATION CAUSED BY INLAND WATERS

  木村誠; 大内義之; 渡邊眞明; 川口智也; 菅原快斗; 佐山敬洋

  下水道協会誌, 2025

  
• FIELD TRIAL OF REAL-TIME WATER LEVEL PREDICTION USING THE RRI MODEL FOR ARAKAWA MID-STREAM

  木村圭佑; 佐山敬洋; 菅原快斗; 築地功

  河川技術論文集(Web), 2025

  
• Proposal of a Method for River Water Level Scenarios Applicable to Timelines for Flood Disaster Prevention Customized to Hospitals

  長谷川夏来; 長谷部雅伸; 河上展久; 鳥山亜紀; 小倉裕之; 佐山敬洋; 角哲也

  地域安全学会論文集(CD-ROM), 2024

  
• Using ensemble optimal interpolation with dynamic covariance matrices for assimilation of water level observations in a distributed rainfall-runoff-inundation model

  Manoj Khaniya; Yasuto Tachikawa; Kodai Yamamoto; Takahiro Sayama; Sunmin Kim

  Journal of Hydrology, Feb. 2026

  
• Projecting Multiscale River Flood Changes Across Japan at +2°C and +4°C Climates

  Jiachao Chen; Takahiro Sayama; Masafumi Yamada; Tomohiro Tanaka; Yoshito Sugawara

  Earth's Future, May 2025

  
• ENTIRE HYOGO PREFECTURE USING COVARIANCE MATRIX IMPROVING ACCURACY OF REAL-TIME FLOOD PREDICTION SYSTEM

  ITO Hiroki; KONJA Atsuhiko; NUMATA Shingo; SEKIMOTO Taisei; IGARASHI Yuta; OHIRA Nao; KIKUCHI Masahiro; CUI Guoqing; KOJIMA Hironari; FUJIKI Mikio; KIMURA Naohiro; SAYAMA Takahiro

  Japanese Journal of JSCE, 2025

  
• EVALUATION METHOD OF FLOOD FORECASTING SYSTEM FOR EARLY WARNING : CASE STUDY FOR RIVERS IN KYOTO PREFECTURE

  YAMAMOTO Kodai; SAYAMA Takahiro; YAMAJI Akihiko; HIROI Kei; NISHIO Kei; UEDA Minoru; KOMATSU Yasuhiko; KONJA Atsuhiko; SEKIMOTO Taisei; ITO Hiroki

  Japanese Journal of JSCE, 2025

  
• A VIRTUAL EXPERIMENT ON THE EFFECTIVENESS OF PLANNED INUNDATION AS A WATERSHED FLOOD CONTROL STRATEGY IN A DECLINING POPULATION AREA

  UGAJIN Ryuto; YOKOO Yoshiyuki; SAYAMA Takahiro

  Japanese Journal of JSCE, 2025

  
• IMPROVEMENT OF WATER LEVEL PREDICTION USING NEURAL NETWORK BY SPATIAL SEGMENTATION OF RAINFALL

  OHNO Go; ODA Yukinobu; SAYAMA Takahiro

  Japanese Journal of JSCE, 2025

  
• Reducing the computational cost of process-based flood frequency estimation by extracting precipitation events from a large-ensemble climate dataset

  Jiachao Chen; Takahiro Sayama; Masafumi Yamada; Yoshito Sugawara

  Journal of Hydrology, Jul. 2025

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• Parameter regionalization of large-scale distributed rainfall–runoff models using a conditional probability method

  Takahiro Sayama; Masafumi Yamada; Ayato Yamakita; Yoshito Sugawara

  Progress in Earth and Planetary Science, 24 Feb. 2025

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• FLOOD RISK ANALYSIS IN SHIGA PREFECTURE USING THE INTEGRATED HYDRAULIC MODEL CONSIDERING WATER LEVEL OF LAKE BIWA

  HAYAZAKI Miaya; YAMADA Masafumi; SAYAMA Takahiro; TAKI Kentaro

  Japanese Journal of JSCE, 2025

  
• Empirical flood depth damage functions based on insurance data from multiple flood events in Japan

  Yuta Tamaki; Takahiro Sayama; Yoshito Sugawara

  Hydrological Research Letters, 2025

  
• PARAMETERIZATION METHOD OF THE RRI MODEL TO BE APPLIED TO RIVER BASIN FLOOD CONTROL STUDIES

  FUKUI Osamu; NISHIZAWA Ryosuke; IWAMI Shuji; YAMADA Masafumi; SAYAMA Takahiro; TAKI Kentaro

  Advances in River Engineering, 2024

  
• FLOOD PREDICTION BY NEAURAL NETWORK USING INFORMATION ON SPATIAL DISTRIBUTION OF RAINFALL INTENSITY

  OHNO Go; IIMURA Kotaro; TAKAYAMA Yuriko; SAYAMA Takahiro

  Advances in River Engineering, 2024

  
• Climatic impacts on spring disappearance in the Indian Himalayas

  Netrananda Sahu; Suraj Kumar Mallick; Pritiranjan Das; Atul Saini; Takahiro Sayama; Ayush Varun; Anil Kumar; Ravi Kesharwani; Pawan Kumar Thakur

  Geomatics, Natural Hazards and Risk, 2024

  
• Assessment of loss of life owing to dam-failure flooding considering population distribution and evacuation

  Jiaqi Peng; Jianmin Zhang; Takahiro Sayama

  International Journal of Disaster Risk Reduction, 01 Oct. 2024

  
• Increased population exposures to extreme precipitation in Central Asia under 1.5 ℃ and 2 ℃ global warming scenarios

  Wei Wei; Shan Zou; Weili Duan; Yaning Chen; Shuai Li; Takahiro Sayama; Jianyu Zhu

  Geography and Sustainability, Sep. 2024

  
• Assimilating water level observations with the ensemble optimal interpolation scheme into a rainfall-runoff-inundation model: A repository-based dynamic covariance matrix generation approach

  Manoj Khaniya; Yasuto Tachikawa; Takahiro Sayama

  Journal of Flood Risk Management, 2024

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• DEVELOPMENT OF A DISTRIBUTED RAINFALL-RUNOFF MODEL SIMULATING FOR MOUNTAINOUS GROUNDWATER

  SAYAMA Takahiro; KOSUGI Ken’ichirou; IWAMI Yoichi

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), 2015

  
• Impact of decreasing glacier cover on streamflow of the Gilgit River Basin, Karakoram, Pakistan

  Sohaib Baig; Takahiro Sayama; Kaoru Takara

  22nd Congress of the International Association for Hydro-Environment Engineering and Research-Asia Pacific Division, IAHR-APD 2020: "Creating Resilience to Water-Related Challenges", 2020

  
• Development of a flood forecasting system using regional ensemble prediction: Application to the Kinugawa flood in 2015

  Tomoki Ushiyama; Takahiro Sayama; Yoichi Iwami

  Journal of Japan Society of Civil Engineers, 20 Aug. 2019

  
• Regional event-based flood quantile estimation method for large climate projection ensembles

  Jiachao Chen; Takahiro Sayama; Masafumi Yamada; Yoshito Sugawara

  Progress in Earth and Planetary Science, Dec. 2024

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• A new kinematic wave model that describes lateral subsurface flow and percolation in hillslopes

  Yoshito Sugawara; Takahiro Sayama

  Journal of Hydrology, Mar. 2024

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• SYNTHETIC EXPERIMENTS OF WATER LEVEL OBSERVATION ASSIMILATION INTO THE RRI MODEL WITH THE ENSEMBLE OPTIMAL INTERPOLATION SCHEME

  Manoj Khaniya; Yasuto Tachikawa; Takahiro Sayama

  Journal of Japan Society of Civil Engineers, 29 Feb. 2024

  
• DEVELOPEMENT OF A MACRO-SCALE RAINFALL-RUNOFF-INUNDATION MODEL FOR LARGE-SCALE APPLICATIONS WITH FAST COMPUTATION

  SUGAWARA Yoshito; SAYAMA Takahiro; YAMADA Masafumi; YAMAMOTO Kodai

  Japanese Journal of JSCE, 2024

  
• Integrated impact assessment of climate change and hydropower operation on streamflow and inundation in the lower Mekong Basin

  Steven Ly; Takahiro Sayama; Sophal Try

  Progress in Earth and Planetary Science, Dec. 2023

  
• Assessing the impacts of climate change and dam development on potential flood hazard and damages in the Cambodian floodplain of the lower mekong basin

  Sophal Try; Takahiro Sayama; Sophea Rom Phy; Ty Sok; Steven Ly; Chantha Oeurng

  Journal of Hydrology: Regional Studies, Oct. 2023

  
• BUILDING WASHOUT RATES IN THE KUMA RIVER FLOOD IN 2020 BASED ON THE INTEGRATED ANALYSIS OF RIVER FLOW AND INUNDATION FLOW

  柏田仁; 窪田利久; 平本達典; 山田真史; 佐山敬洋; 二瓶泰雄

  河川技術論文集(Web), 2023

  
• EFFECTS OF MEASURED SOIL PROPERTIES IN HYDROLOGICAL SIMULATION IN A HUMID TROPICAL RIVER BASIN

  Eva YAMAMOTO; Takahiro SAYAMA; Yoshito SUGAWARA; Kodai YAMAMOTO; APIP

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), 2022

  
• Assessment of climate change impacts on river flooding due to Typhoon Hagibis in 2019 using nonglobal warming experiments

  Yasuo Nihei; Koyo Oota; Hiroaki Kawase; Takahiro Sayama; Eiichi Nakakita; Takehiko Ito; Jin Kashiwada

  Journal of Flood Risk Management, May 2023, Peer-reviewed

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• Basic Analysis of Information Indicating Weather Disaster Potential : Through analysis of characteristics of information and survey of awareness

  TAKENOUCHI Kensuke; SUZUKI Shunpei; HONMA Motohiro; YAMAGUCHI Kosei; SAYAMA Takahiro; OIKAWA Yasuchi; ONISHI Masamitsu; YAMORI Katsuya

  Journal of Japan Society of Civil Engineers, Ser. F6 (Safety Problem), 2022

  
• FLOOD INUNDATION SIMULATION USING A LARGE-SCALE RAINFALL-RUNOFF-INUNDATION MODEL - EFFECTS OF TOPOGRAPHIC DATA CORRECTIONS -

  SAYAMA Takahiro; YAMADA Masafumi; SUGAWARA Yoshito; KONJA Atsuhiko; SEKIMOTO Taisei; YAMAZAKI Dai

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), 2022

  
• STUDY OF FLOW REPRESENTATION METHOD BASED ON D4PDF FOR MULTI-STAGE INUNDATION ASSUMPTION

  AJIMA Daiki; SAYAMA Takahiro

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), 2022

  
• Quantifying the changes in the runoff and its components across the Upper Indus River Basin under climate change

  Sohaib Baig; Takahiro Sayama; Masafumi Yamada

  Journal of Water and Climate Change, 01 Sep. 2022

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• HYDROLOGICAL CHANGES IN THE MEKONG RIVER BASIN UNDER FUTURE HYDROPOWER DEVELOPMENT AND RESERVOIR OPERATIONS

  Steven LY; Sophal TRY; Takahiro SAYAMA

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), 2021

  
• Impact of Rapid Tourism Growth on Water Scarcity in Bali, Indonesia

  Eva Mia Siska Yamamoto; Takahiro Sayama; Kaoru Takara

  Indonesian Journal of Limnology, 30 Jun. 2021

  
• Identification of the spatio-temporal and fluvial-pluvial sources of flood inundation in the Lower Mekong Basin

  Sophal Try; Takahiro Sayama; Chantha Oeurng; Ty Sok; Steven Ly; Sovannara Uk

  Geoscience Letters, Dec. 2022

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• Comparison of CMIP5 and CMIP6 GCM performance for flood projections in the Mekong River Basin

  Sophal Try; Shigenobu Tanaka; Kenji Tanaka; Takahiro Sayama; Temur Khujanazarov; Chantha Oeurng

  Journal of Hydrology: Regional Studies, Apr. 2022

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• DEVELOPMENT OF METHODOLOGY FOR INTRODUCING SURVEYED RIVER CROSS-SECTIONS INTO NATIONWIDE DISTRIBUTED HYDROLOGICAL MODEL THROUGHOUT JAPAN, AND ITS EFFECT ON WATER LEVEL PREDICTION ACCURACY

  山田真史; 佐山敬洋; 山崎大; 渡辺恵

  土木学会論文集 B1(水工学)(Web), 2022

  
• A comprehensive assessment of water storage dynamics and hydroclimatic extremes in the Chao Phraya River Basin during 2002–2020

  Abhishek; Tsuyoshi Kinouchi; Takahiro Sayama

  Journal of Hydrology, Dec. 2021

  
• Hydrological modeling of the astore river basin, pakistan, by integrating snow and glacier melt processes and climate scenarios

  Sohaib Baig; Takahiro Sayama; Kaoru Takara

  Journal of Disaster Research, Dec. 2021

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• CONSTRUCTION OF A REAL-TIME INUNDATION FORECASTING SYSTEM FOR THE ENTIRE HYOGO PREFECTURE

  Atsuhiko KONJA; Taisei SEKIMOTO; Shunya HASHIMOTO; Yasushi TOYOSHIMA; Yoshihiro MASUMIZU; Essei MURAKAMI; Fuyuko KAWAMURA; Guoqing CUI; Hironari KOJIMA; Shozo SEKI; Ryoichi SHIBATA; Yoshiki AYAMA; Yasushi HIRATSUKA; Takahiro SAYAMA

  Advances in River Engineering, Jun. 2021, Peer-reviewed, Last author

  
• The Maimai M8 experimental catchment database: Forty years of process-based research on steep, wet hillslopes

  Jeffrey J. McDonnell; Chris Gabrielli; Ali Ameli; Jagath Ekanayake; Fabrizio Fenicia; Jim Freer; Chris Graham; Brian McGlynn; Uwe Morgenstern; Alain Pietroniro; Takahiro Sayama; Jan Seibert; Mike Stewart; Kellie Vache; Markus Weiler; Ross Woods

  Hydrological Processes, May 2021

  
• Impact of climate change on flood inundation in a tropical river basin in Indonesia

  Kodai Yamamoto; Takahiro Sayama; Apip

  PROGRESS IN EARTH AND PLANETARY SCIENCE, Jan. 2021

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• ELUCIDATION OF THE ACTUAL STATE ON THE FLOOD IN THE UPSTREAM PART OF THE KUMA RIVER DURING THE HEAVY RAIN IN JULY 2020

  大中臨; 赤松良久; 矢野真一郎; 二瓶泰雄; 山田真史; 佐山敬洋

  土木学会論文集 B1(水工学)(Web), 2021

  
• ENHANCED RAINFALL-RUNOFF-FLOOD SIMULATION WITH RRI MODEL INCORPORATING RIVER VEGETATION RESISTANCE BASED ON 2D NUMERICAL CALCULATION RESULTS AND SLOPE DIRECTION SURFACE FLOW FLUX

  清水里都季; 海田絢斗; 松田瑞生; 内田龍彦; 佐山敬洋; 河原能久

  土木学会論文集 B1(水工学)(Web), 2021

  
• CLIMATE CHANGE IMPACT ON RIVER FLOODING AT UPSTREAM REGION OF THE ARA RIVER DUE TO TYPHOON HAGIBIS IN 2019

  太田皓陽; 二瓶泰雄; 伊藤毅彦; 川瀬宏明; 佐山敬洋; 中北英一

  土木学会論文集 B1(水工学)(Web), 2021

  
• DEVELOPMENT OF A STORAGE DISCHARGE RELATIONSHIP TO REFLECT WATER RETENTION CURVE, AND ITS APPLICATION TO A DISTRIBUTED RUNOFF MODEL

  菅原快斗; 佐山敬洋

  土木学会論文集 B1(水工学)(Web), 2021

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• Long-term/Wide-area Flood Forecasting and Social Implementation Using Ensemble Forecasting

  立川康人; 中安正晃; 佐山敬洋

  河川, 2021

  
• Characteristics of soil and hillslope responses in humid tropical forests in sumatra, indonesia

  Takahiro Sayama; Ryoko Araki; Kodai Yamamoto; Apip

  Hydrological Research Letters, 2021

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• Assessing the effects of climate change on flood inundation in the lower Mekong Basin using high-resolution AGCM outputs

  Sophal Try; Shigenobu Tanaka; Kenji Tanaka; Takahiro Sayama; Giha Lee; Chantha Oeurng

  Progress in Earth and Planetary Science, 01 Dec. 2020, Peer-reviewed

  
• Ensemble flash flood predictions using a high-resolution nationwide distributed rainfall-runoff model: case study of the heavy rain event of July 2018 and Typhoon Hagibis in 2019

  Takahiro Sayama; Masafumi Yamada; Yoshito Sugawara; Dai Yamazaki

  Progress in Earth and Planetary Science, Dec. 2020

  
• FLOOD RISK ANALYSIS OF THE ARA RIVER DURING THE TYPHOON NO. 19 IN 2019 BASED ON HINDCAST AND ENSEMBLE FORECAST RAINFALL DATA

  伊藤毅彦; 尾形勇紀; 佐山敬洋; 片岡智哉; 小野村史穂; 二瓶泰雄

  土木学会論文集 B1(水工学)(Web), Nov. 2020, Peer-reviewed

  
• Projection of extreme flood inundation in the Mekong River basin under 4K increasing scenario using large ensemble climate data

  Sophal Try; Shigenobu Tanaka; Kenji Tanaka; Takahiro Sayama; Maochuan Hu; Ty Sok; Chantha Oeurng

  Hydrological Processes, 30 Oct. 2020

  
• Understanding the hydropower and potential climate change impact on the himalayan river regimes—a study of local perceptions and responses from himachal pradesh, india

  Netrananda Sahu; Takahiro Sayama; Atul Saini; Arpita Panda; Kaoru Takara

  Water (Switzerland), Oct. 2020

  
• Impact of indo-pacific climate variability on rice productivity in Bihar, India

  Netrananda Sahu; Atul Saini; Swadhin Behera; Takahiro Sayama; Sridhara Nayak; Limonlisa Sahu; Weili Duan; Ram Avtar; Masafumi Yamada; R. B. Singh; Kaoru Takara

  Sustainability (Switzerland), Sep. 2020

  
• Characterization of vertical unsaturated flow reveals why storm runoff responses can be simulated by simple runoff-storage relationship models

  Makoto Tani; Yuki Matsushi; Takahiro Sayama; Roy C. Sidle; Nagahiro Kojima

  Journal of Hydrology, Sep. 2020, Peer-reviewed

  
• A coupled hydrological-geotechnical framework for forecasting shallow landslide hazard—a case study in Halong City, Vietnam

  Nguyen Duc Ha; Takahiro Sayama; Kyoji Sassa; Kaoru Takara; Ryosuke Uzuoka; Khang Dang; Tien Van Pham

  Landslides, 01 Jul. 2020, Peer-reviewed

  
• Impact of indo-pacific climate variability on high streamflow events in Mahanadi River Basin, India

  Netrananda Sahu; Arpita Panda; Sridhara Nayak; Atul Saini; Manoranjan Mishra; Takahiro Sayama; Limonlisa Sahu; Weili Duan; Ram Avtar; Swadhin Behera

  Water (Switzerland), 01 Jul. 2020, Peer-reviewed

  
• Why apple orchards are shifting to the higher altitudes of the Himalayas?

  Netrananda Sahu; Atul Saini; Swadhin K. Behera; Takahiro Sayama; Limonlisa Sahu; Van Thanh Van Nguyen; Kaoru Takara

  PLoS ONE, Jul. 2020, Peer-reviewed

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• ESTIMATION METHOD OF CROSS-SECTION OF SMALL RIVERS FOR DISTRIBUTED RAINFALL-RUNOFF-INUNDATION MODELS

  Masafumi YAMADA; Saeka TOGASHI; Takahiro SAYAMA

  Advances in River Engineering, JSCE, Jun. 2020, Peer-reviewed, Last author

  
• ESTIMATION OF FLOOD EXTERNAL FORCE BY TYPHOON HAGIBIS AND FLOOD CONTROL ISSUES IN THE UPPER TONE RIVER BASIN

  Shiori ABE; Yoshihiko SHIMIZU; Jun ASANUMA; Takahiro SAYAMA

  Advances in River Engineering, JSCE, Jun. 2020, Peer-reviewed, Last author

  
• Comparison of gridded precipitation datasets for rainfall-runoff and inundation modeling in the Mekong River Basin

  Sophal Try; Shigenobu Tanaka; Kenji Tanaka; Takahiro Sayama; Chantha Oeurng; Sovannara Uk; Kaoru Takara; Maochuan Hu; Dawei Han

  PLoS ONE, 01 Jan. 2020, Peer-reviewed

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• THE REPRODUCTION SIMULATION OF THE INUNDATION AND THE RUNOFF IN THE NAKAGAWA SYSTEM BY TYPHOON HAGIBIS

  大中臨; 赤松良久; 平田真二; 佐山敬洋

  土木学会論文集 B1(水工学)(Web), 2020

  
• High-resolution flow direction map of Japan

  Dai Yamazaki; Saeka Togashi; Akira Takeshima; Takahiro Sayama

  Journal of Japan Society of Civil Engineers, 2020

  
• Comparison of runoff generation methods for land use impact assessment using the swat model in humid tropics

  Eva Mia Siska Yamamoto; Takahiro Sayama; Kodai Yamamoto; Apip

  Hydrological Research Letters, 2020, Peer-reviewed

  
• Development of water and energy Budget-based Rainfall-Runoff-Inundation model (WEB-RRI) and its verification in the Kalu and Mundeni River Basins, Sri Lanka

  Mohamed Rasmy; Takahiro Sayama; Toshio Koike

  Journal of Hydrology, Dec. 2019, Peer-reviewed

  
• Flood hazard mapping and assessment in data-scarce Nyaungdon area, Myanmar

  Zaw Myo Khaing; Ke Zhang; Hisaya Sawano; Badri Bhakra Shrestha; Takahiro Sayama; Kazuhiro Nakamura

  PLoS ONE, 01 Nov. 2019, Peer-reviewed

  
• Detecting flood inundation information through Twitter: The 2015 Kinu River flood disaster in Japan

  Yongxue Shi; Takahiro Sayama; Kaoru Takara; Kiyonori Ohtake

  Journal of Natural Disaster Science, Jun. 2019, Peer-reviewed

  
• ANALYSIS OF ERROR STRUCTURE AND DATA ASSIMILATION WITH MULTIPLE WATER LEVELS FOR A DISTRIBUTED RUNOFF MODEL

  SAYAMA Takahiro; MIYAKE Shintaro; TAKARA Kaoru

  Advances in River Engineering, JSCE, Jun. 2019, Peer-reviewed

  
• Assessing flood disaster impacts in agriculture under climate change in the river basins of Southeast Asia

  Badri Bhakta Shrestha; Edangodage Duminda Pradeep Perera; Shun Kudo; Mamoru Miyamoto; Yusuke Yamazaki; Daisuke Kuribayashi; Hisaya Sawano; Takahiro Sayama; Jun Magome; Akira Hasegawa; Tomoki Ushiyama; Yoichi Iwami; Yoshio Tokunaga

  Natural Hazards, 15 May 2019, Peer-reviewed

  
• Application of backpack-mounted mobile mapping system and rainfall-runoff-inundation model for flash flood analysis

  Takahiro Sayama; Koji Matsumoto; Yuji Kuwano; Kaoru Takara

  Water (Switzerland), 01 May 2019, Peer-reviewed

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• Reply to comment by Kong et al. on “Appropriate Boundary Condition for Dupuit-Boussinesq Theory on the Steady Groundwater Flow in an Unconfined Sloping Aquifer With Uniform Recharge”

  Ying Hsin Wu; Takahiro Sayama; Eiichi Nakakita

  Water Resources Research, Apr. 2019

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• FLOOD DAMAGE CAUSED BY DRIFTWOOD AFTER HEAVY RAIN IN WEST JAPAN, IN JULY 2018

  岡本隆明; 山上路生; 角哲也; 佐山敬洋

  自然災害科学, 2019

  
• Flood risk-benefit assessment to support management of flood-prone lands

  Andrea M. Juarez-Lucas; Kelly M. Kibler; Takahiro Sayama; Miho Ohara

  Journal of Flood Risk Management, 2019, Peer-reviewed

  
• Non-point source pollution estimation in the Pingqiao River Basin, China, using a spatial hydrograph-separation approach

  Han Xue; Takahiro Sayama; Kaoru Takara; Bin He; Guangwei Huang; Weili Duan

  Hydrological Sciences Journal, 2019, Peer-reviewed

  
• Ecological effects of hydrological process on time of concentration

  Khai Lin Chong; Faizatul Akmar Abdul Nifa; Mohd Nasrun Mohd Nawi; Takahiro Sayama; Kaoru Takara; Ismail Abustan

  Ekoloji, 2019, Peer-reviewed

  
• FLOOD INUNDATION MAPPING BY ASSIMILATING LOCAL INFORMATION : PRACTICAL IMPROVEMENT AND APPLICATION TO THE ODA RIVER FLOODING IN JULY 2017

  佐山 敬洋; 清水 涼太郎; 井口 真生子; 南 良忠; 赤穗 良輔; 寶 馨

  水工学論文集 Annual journal of Hydraulic Engineering, JSCE, 2019, Peer-reviewed

  
• OBSERVATION OF VERTICAL INFILTRATION AND REPRESENTATION BY AN ANALYTICAL SOLUTION OF RICHARDS' EQUATION APPLICABLE TO DISTRIBUTED MODELS

  菅原 快斗; 佐山 敬洋; 寶 馨

  水工学論文集 Annual journal of Hydraulic Engineering, JSCE, 2019, Peer-reviewed

  
• APPLICABILITY OF RAINFALL-RUNOFF-INUNDATION MODEL IN A HUMID TROPICAL RIVER BASIN

  山本 浩大; 佐山 敬洋; Apip, 寶 馨

  水工学論文集 Annual journal of Hydraulic Engineering, JSCE, 2019, Peer-reviewed

  
• Trend analysis of hydroclimatic variables in the Kamo River Basin, Japan

  Maochuan Hu; Takahiro Sayama; Sophal Try; Kaoru Takara; Kenji Tanaka

  Water (Switzerland), 2019, Peer-reviewed

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• Impact of climate variability on crop yield in Kalahandi, Bolangir, and Koraput districts of Odisha, India

  Arpita Panda; Netrananda Sahu; Swadhin Behera; Takahiro Sayama; Limonlisa Sahu; Ram Avtar; R. B. Singh; Masafumi Yamada

  Climate, 2019, Peer-reviewed

  
• Evaluation of Climate Change Impacts on Water Level, Discharge, And Inundation in Kinu And Kokai River Basins Using RRI Model

  Abe, S; Y. Wakazuki; Y. Nakamura; K. Sayama

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), Nov. 2018, Peer-reviewed

  
• Appropriate Boundary Condition for Dupuit-Boussinesq Theory on the Steady Groundwater Flow in an Unconfined Sloping Aquifer With Uniform Recharge

  Ying-Hsin Wu; Takahiro Sayama; Eiichi Nakakita

  WATER RESOURCES RESEARCH, Sep. 2018, Peer-reviewed

  
• Development of a Japan Flood Risk Model for General Insurance (2) Development and Application of a Flood Risk Model

  長野智絵; 津守博通; 稲村友彦; 佐野肇; 小林健一郎; 佐山敬洋; 寶馨

  自然災害科学, 31 Aug. 2018

  
• Development of a Japan Flood Risk Model for General Insurance (1) Development of a Stochastic Rainfall Event Model

  長野智絵; 津守博通; 稲村友彦; 佐野肇; 小林健一郎; 佐山敬洋; 寶馨

  自然災害科学, 31 Aug. 2018

  
• SPATIAL AND SEASONAL VARIABILITIES OF WATER USE AND AVAILABILITY IN BALI

  Eva Mia SISKA; Takahiro SAYAMA; Kaoru TAKARA

  土木学会論文集B1, Mar. 2018, Peer-reviewed

  
• 平成27年9月関東, 東北豪雨における鬼怒川上流ダムによる洪水調節効果の分析

  近者敦彦; 中村要介; 阿部紫織; 佐山敬洋; 若月泰孝

  土木学会論文集B1, Mar. 2018, Peer-reviewed

  
• サブグリッド斜面流動過程を組み込んだグローバルな陸域モデルの開発

  兎澤知浩; 山崎 大; 佐山敬洋; 沖 大幹

  土木学会論文集B1, Mar. 2018, Peer-reviewed

  
• FLOOD DISASTER AND EVACUATION IN ASAKURA CITY, FUKUOKA PREFECTURE DUE TO 2017 NORTHERN KYUSHU FLOOD

  長谷部由莉; 守屋博貴; 二瓶泰雄; 片岡智哉; 森 義将; 岩本祐子; 矢野真一郎; 佐山敬洋

  土木学会論文集B1, Mar. 2018, Peer-reviewed

  
• A DATA ASSIMILATION TECHNIQUE FOR REAL-TIME INUNDATION MAPPING WITH LOCAL FLOOD INFORMATION

  佐山 敬洋; 寶 馨

  水工学論文集 Annual journal of Hydraulic Engineering, JSCE, 2018, Peer-reviewed

  
• DATA ASSIMILATION OF RIVER WATER LEVELS BY DISTRIBUTED HYDROLOGICAL MODELS BASED ON OPTIMAL INTERPOLATION METHOD

  三宅 慎太郎; 佐山 敬洋; 寶 馨

  水工学論文集 Annual journal of Hydraulic Engineering, JSCE, 2018, Peer-reviewed

  
• AN ANALYTICAL SOLUTION OF RICHARDS' EQUATION FOR SOIL WITH GROUNDWATER TABLE

  菅原 快斗; 佐山 敬洋; 寶 馨

  水工学論文集 Annual journal of Hydraulic Engineering, JSCE, 2018, Peer-reviewed

  
• ESTIMATION OF INUNDATION DEPTH DISTRIBUTIONS BY ASSIMILATING LOCAL FLOOD INFORMATION : VALIDATION FOR THE KINU RIVER FLOOD CASE IN SEPTEMBER 2015

  佐山 敬洋; 小林 亮祐; 寶 馨

  水工学論文集 Annual journal of Hydraulic Engineering, JSCE, 2018, Peer-reviewed

  
• RCP8.5-Based future flood hazard analysis for the lower mekong river basin

  Edangodage Duminda Pradeep Perera; Takahiro Sayama; Jun Magome; Akira Hasegawa; Yoichi Iwami

  Hydrology, 01 Dec. 2017, Peer-reviewed

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• Modeling of extreme freshwater outflow from the north-eastern Japanese river basins to western Pacific Ocean

  Josko Troselj; Takahiro Sayama; Sergey M. Varlamov; Toshiharu Sasaki; Marie-Fanny Racault; Kaoru Takara; Yasumasa Miyazawa; Ryusuke Kuroki; Toshio Yamagata; Yosuke Yamashiki

  JOURNAL OF HYDROLOGY, Dec. 2017, Peer-reviewed

  
• “FLOOD CHART”: A NEW METHOD FOR CHARACTERIZING DISTRICT-LEVEL FLOOD VULNERABILITY AND PROPOSING TAILORED FLOOD PREVENTION MEASURES

  KURIBAYASHI Daisuke; OHARA Miho; SAYAMA Takahiro; KONJA Atsuhiko; SAWANO Hisaya

  Journal of Japan Society of Civil Engineers, Ser. F6 (Safety Problem), Sep. 2017, Peer-reviewed

  
• Assessment of hydrological extremes in the Kamo River Basin, Japan

  Maochuan Hu; Takahiro Sayama; Weili Duan; Kaoru Takara; Bin He; Pingping Luo

  Hydrological Sciences Journal, 11 Jun. 2017, Peer-reviewed

  
• Rainfall-Runoff Analysis of the Kinu River Flood with a Distributed Model and Time-Space Accounting Scheme

  SAYAMA Takahiro; TANAKA Shigenobu; TAKARA Kaoru

  Journal of Japan Society of Hydrology and Water Resources, Jun. 2017, Peer-reviewed

  
• Evaluation of low impact development approach for mitigating flood inundation at a watershed scale in China

  Maochuan Hu; Takahiro Sayama; Xingqi Zhang; Kenji Tanaka; Kaoru Takara; Hong Yang

  Journal of Environmental Management, 15 May 2017, Peer-reviewed

  
• The Present State of Flash Flood Forecasting Utilizing Numerical Weather Prediction in Europe

  牛山朋來; 佐山敬洋; 岩見洋一

  水文・水資源学会誌, 05 Mar. 2017

  
• Hydrograph-separation-based non-point source pollution modelling in the Pingqiao river basin, China

  Han Xue; Takahiro Sayama; Kaoru Takara; Bin He; Weili Duan

  Journal of Japan Society of Civil Engineers, Ser B1 (Hydraulic Engineering), Mar. 2017, Peer-reviewed

  
• Effects of diffusive wave and flood inundation on time of concentration

  Khai Lin Chong; Takahiro Sayama; Kaoru Takara; Ismail Abustan

  Journal of Japan Society of Civil Engineers, Ser B1 (Hydraulic Engineering), Mar. 2017, Peer-reviewed

  
• Low flow forecasting with receccion analysis approaches

  Karlina,Takahiro Sayama; Kaoru Takara

  Journal of Japan Society of Civil Engineers, Ser B1 (Hydraulic Engineering), Mar. 2017, Peer-reviewed

  
• DEVELOPMENT OF A FLOOD FORECASTING SYSTEM USING REGIONAL ENSEMBLE PREDICTION : APPLICATION TO KINUGAWA FLOOD IN 2015

  牛山朋來; 佐山敬洋; 岩見洋一

  土木学会論文集B1(水工学), Mar. 2017, Peer-reviewed

  
• An emergency response-type rainfall-runoff-inundation simulation for 2011 Thailand floods

  T. Sayama; Y. Tatebe; S. Tanaka

  JOURNAL OF FLOOD RISK MANAGEMENT, Mar. 2017, Peer-reviewed

  
• Integrated Analysis of Rainfall-Runoff and Flood Inundation by the RRI Model in the Chikusa River Basin

  山本 浩大; 佐山 敬洋; 近者 敦彦; 中村 要介; 三宅 慎太郎; 寶 馨

  自然災害科学, 2017, Peer-reviewed

  
• A STUDY ON COST BENEFIT AND DROUGHT DAMAGE REDUCTION BY A DESALINATION PLANT IN FUKUOKA PREFECTURE

  後 拓真; 佐山 敬洋; 寶 馨; 横松 宗太

  地球環境研究論文集 = Global environment engineering research : 地球環境シンポジウム, 2017, Peer-reviewed

  
• The Present State of Flash Flood Forecasting Utilizing Numerical Weather Prediction in Europe

  USHIYAMA Tomoki; SAYAMA Takahiro; IWAMI Yoichi

  JOURNAL OF JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES, 2017, Peer-reviewed

  
• Utilization of the flood simulation model for disaster management of local government

  Daisuke Kuribayashi; Miho Ohara; Takahiro Sayama; Atsuhiko Konja; Hisaya Sawano

  Journal of Disaster Research, 01 Dec. 2016, Peer-reviewed

  
• Ensemble Flood Forecasting of Typhoons Talas and Roke at Hiyoshi Dam Basin

  Tomoki Ushiyama; Takahiro Sayama; Yoichi Iwami

  JOURNAL OF DISASTER RESEARCH, Dec. 2016, Peer-reviewed

  
• Benefits of flood-prone land use and the role of coping capacity, Candaba floodplains, Philippines

  Andrea M. Juarez-Lucas; Kelly M. Kibler; Miho Ohara; Takahiro Sayama

  NATURAL HAZARDS, Dec. 2016, Peer-reviewed

  
• 平成23年7月新潟・福島豪雨に伴う阿賀野川洪水のアンサンブル洪水予測実験

  牛山朋來; 佐山敬洋; 岩見洋一

  土木学会論文集B1(水工学), Mar. 2016, Peer-reviewed

  
• ESTIMATION OF INUNDATION DEPTH DISTRIBUTION FOR THE KINU RIVER FLOODING BY 2015.09 KANTO-TOHOKU HEAVY RAINFALL

  SAYAMA Takahiro; TAKARA Kaoru

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), 2016, Peer-reviewed

  
• Impact assessment of human activities and climate change on annual runoff in the Kamo River basin

  Maochuan Hu; Takahiro Sayama; Shusuke Takahashi; Kaoru Takara

  土木学会論文集B1(水工学), 2016, Peer-reviewed

  
• ASSESSMENT OF CLIMATE CHANGE IMPACT ON FLOOD DISCHARGE AND INUNDATION IN THE SOLO RIVER BASIN, INDONESIA

  KUDO Shun; SAYAMA Takahiro; HASEGAWA Akira; IWAMI Yoichi

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), Mar. 2015, Peer-reviewed

  
• Comparison of future runoff projections using Budyko framework and global hydrologic model: conceptual simplicity vs process complexity

  Fernandez Rodrigo; Sayama Takahiro

  HYDROLOGICAL RESEARCH LETTERS, 2015, Peer-reviewed

  
• Hydrologic sensitivity of flood runoff and inundation: 2011 Thailand floods in the Chao Phraya River basin

  T. Sayama; Y. Tatebe; Y. Iwami; S. Tanaka

  NATURAL HAZARDS AND EARTH SYSTEM SCIENCES, 2015, Peer-reviewed

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• DEVELOPMENT OF A DISTRIBUTED RAINFALL-RUNOFF MODEL SIMULATING FOR MOUNTAINOUS GROUNDWATER

  SAYAMA Takahiro; KOSUGI Ken'ichirou; IWAMI Yoichi

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), 2015, Peer-reviewed

  
• Hydrological recurrence as a measure for large river basin classification and process understanding

  R. Fernandez; T. Sayama

  HYDROLOGY AND EARTH SYSTEM SCIENCES, 2015, Peer-reviewed

  
• ASSESSMENT OF CLIMATE CHANGE IMPACT ON FLOOD DISCHARGE AND INUNDATION IN THE SOLO RIVER BASIN, INDONESIA

  工藤俊; 佐山敬洋; 長谷川聡; 岩見洋一

  土木学会論文集 B1(水工学)(Web), 2015

  
• 2011年台風12号・15号を対象としたアンサンブル降雨流出予測実験

  牛山朋來; 佐山敬洋; 岩見洋一; 三好建正

  河川技術論文集, Jun. 2014, Peer-reviewed

  
• Inundation analysis of the 2009 Chikusa River flood and comparison of evacuation criteria

  I. Fujita; T. Ito; T. Sayama

  JOURNAL OF FLOOD RISK MANAGEMENT, Mar. 2014

  
• Numerical Simulation of 2010 Pakistan Flood in the Kabul River Basin by Using Lagged Ensemble Rainfall Forecasting

  Tomoki Ushiyama; Takahiro Sayama; Yuya Tatebe; Susumu Fujioka; Kazuhiko Fukami

  JOURNAL OF HYDROMETEOROLOGY, Feb. 2014, Peer-reviewed

  
• ERROR CHARACTERISTIC OF X-BAND MP RADAR RAINFALL AND ITS SPATIO-TEMPORAL REPRESENTATION IN RAIFALL FIELD GENERATION

  SAYAMA TAKAHIRO; FUJIOKA SUSUMU; KOSHIDA TOMOKI; MIURA YUJI; IWAMI YOICHI; FUKAMI KAZUHIKO

  土木学会論文集 B1(水工学)(Web), 2014

  
• CORRECTION OF SRTM DEM ARTEFACTS BY FOURIER TRANSFORM FOR FLOOD INUNDATION MODELING

  Tesfaye H. TAREKEGN; Takahiro SAYAMA

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), Sep. 2013

  
• Approach to estimate the flood damage in Sukhothai province using flood simulation

  Anurak Sriariyawat; Kwanchai Pakoksung; Takahiro Sayama; Shigenobu Tanaka; Sucharit Koontanakulvong

  Journal of Disaster Research, 01 Jun. 2013

  
• アンサンブルカルマンフィルターを用いた2011年台風12号・15号の降雨流出予測実験

  牛山朋來; 佐山敬洋; 藤岡 奨; 建部祐哉; 深見和彦; 三好建正

  河川技術論文集, Jun. 2013, Peer-reviewed

  
• AN EMERGENCY RESPONSE-TYPE RAINFALL-RUNOFF-INUNDATION PREDICTION FOR 2011 THAILAND FLOOD

  佐山 敬洋; 建部 祐哉; 藤岡 奨; 牛山 朋來; 萬矢 敦啓; 田中 茂信

  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering), 2013

  
• ANALYSIS ON SPATIO-TEMPORAL SOURCES OF LARGE-SCALE FLOODING

  SAYAMA TAKAHIRO; TATEBE YUYA; FUJIOKA SUSUMU; USHIYAMA TOMOKI; TANAKA SHIGENOBU

  土木学会論文集 B1(水工学)(Web), 2013

  
• STOCHASTIC RAINFALL FIELD GENERATION REPRESENTING UNCERTAINTY IN RADAR RAINFALL ESTIMATES

  FUJIOKA SUSUMU; SAYAMA TAKAHIRO; MIURA YUJI; KOSHIDA TOMOKI; FUKAMI KAZUHIKO

  土木学会論文集 B1(水工学)(Web), 2013

  
• ANALYSIS OF LONG-TERM RAINFALL-RUNOFF-INUNDATION IN THE CHAO PHRAYA RIVER BASIN

  TATEBE YUYA; SAYAMA TAKAHIRO; USHIYAMA TOMOKI; FUJIOKA SUSUMU; TANAKA SHIGENOBU

  土木学会論文集 B1(水工学)(Web), 2013

  
• Spatial lumping of a distributed rainfall-sediment-runoff model and its effective lumping scale

  Apip; Takahiro Sayama; Yasuto Tachikawa; Kaoru Takara

  HYDROLOGICAL PROCESSES, Mar. 2012, Peer-reviewed

  
• Catchment responses to plausible parameters and input data under equifinality in distributed rainfall-runoff modeling

  Giha Lee; Yasuto Tachikawa; Takahiro Sayama; Kaoru Takara

  HYDROLOGICAL PROCESSES, Mar. 2012, Peer-reviewed

  
• インダス川全流域を対象とした2010年パキスタン洪水の降雨流出氾濫解析

  SAYAMA TAKAHIRO; FUJIOKA SUSUMU; USHIYAMA TOMOKI; TATEBE YUYA; FUKAMI KAZUHIKO

  水工学論文集(CD-ROM), 20 Feb. 2012

  
• Rainfall-runoff-inundation analysis of the 2010 Pakistan flood in the Kabul River basin

  Takahiro Sayama; Go Ozawa; Takahiro Kawakami; Seishi Nabesaka; Kazuhiko Fukami

  HYDROLOGICAL SCIENCES JOURNAL-JOURNAL DES SCIENCES HYDROLOGIQUES, 2012, Peer-reviewed

  
• How much water can a watershed store?

  Takahiro Sayama; Jeffrey J. McDonnell; Amod Dhakal; Kate Sullivan

  HYDROLOGICAL PROCESSES, Dec. 2011, Peer-reviewed

  
• 降雨流出氾濫モデルによるサイクロンナルギス高潮氾濫シミュレーション

  SAYAMA TAKAHIRO; LIN NAY MYO; FUKAMI KAZUHIKO; TANAKA SHIGENOBU; TAKEUCHI KUNIYOSHI

  水工学論文集(CD-ROM), 22 Feb. 2011

  
• 豪雨災害時の氾濫流による鉄道盛土の被災機構

  TSUBAKI RYOTA; KAWAHARA YOSHIHISA; SAYAMA TAKAHIRO; FUJITA ICHIRO

  水工学論文集(CD-ROM), 22 Feb. 2011

  
• Development of reservoir control optimization simulator by integrating a distributed-rainfall-runoff model and dynamic programming

  Takahiro Sayama; Yasuto Tachikawa; Hiroki Kanno; Kaoru Takara

  Journal of Hydroscience and Hydraulic Engineering, Feb. 2011, Peer-reviewed

  
• Assessing sources of parametric uncertainty and uncertainty propagation in sediment runoff simulations of flooding

  Apip; T. Sayama; Y. Tachikawa; K. Takara; Y. Yamashiki

  JOURNAL OF FLOOD RISK MANAGEMENT, Dec. 2010

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• How old is streamwater? Open questions in catchment transit time conceptualization, modelling and analysis

  J. J. McDonnell; K. McGuire; P. Aggarwal; K. J. Beven; D. Biondi; G. Destouni; S. Dunn; A. James; J. Kirchner; P. Kraft; S. W. Lyon; P. Maloszewski; B. Newman; L. Pfister; A. Rinaldo; A. Rodhe; T. Sayama; J. Seibert; K. Solomon; C. Soulsby; M. Stewart; D. Tetzlaff; C. Tobin; P. Troch; M. Weiler; A. Western; A. Worman; S. Wrede

  HYDROLOGICAL PROCESSES, Jun. 2010

  
• 分布型流出モデルと動的計画法の統合による貯水池制御最適化シミュレータの開発

  SAYAMA TAKAHIRO; TACHIKAWA YASUTO; KANNO HIROKI; TAKARA KAORU

  水工学論文集(CD-ROM), 22 Feb. 2010

  
• A distributed-lumped model for flood and sediment yield predictions at the catchment scale

  APIP; Takahiro Sayama; Kaoru Takara; Yasuto Tachikawa

  Advances in Geosciences: Volume 17: Hydrological Science (HS), 01 Jan. 2010

  
• Outline for alternative rainfall-runoff modeling framework under uncertainty

  Lee Giha; Tachikawa Yasuto; Sayama Takahiro; Takara Kaoru

  Advances in Geosciences: Volume 17: Hydrological Science (HS), 01 Jan. 2010

  
• A new time-space accounting scheme to predict stream water residence time and hydrograph source components at the watershed scale

  Takahiro Sayama; Jeffrey J. McDonnell

  WATER RESOURCES RESEARCH, Jul. 2009, Peer-reviewed

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• 豪雨時の斜面崩壊過程を考慮した分布型降雨土砂流出モデルに関する研究

  永谷 言; 高田康史; 小澤和也; 寶馨; 佐山敬洋

  河川技術論文集, Jun. 2009, Peer-reviewed, Last author

  
• Effect of spatial variability of rainfall on catchment responses in mesoscale mountainous area

  G. Lee; Y. Tachikawa; T. Sayama; K. Takara

  Annual Journal of Hydraulic Engineering, Feb. 2009, Peer-reviewed

  
• Ensemble flood forecasting with stochastic radar image extrapolation and a distributed hydrologic model

  Sunmin Kim; Yasuto Tachikawa; Takahiro Sayama; Kaoru Takara

  HYDROLOGICAL PROCESSES, Feb. 2009, Peer-reviewed

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• Gauging the ungauged basin: A top-down approach in a large semiarid watershed in China

  F. K. Barthold; T. Sayama; K. Schneider; L. Breuer; K. B. Vaché; H. G. Frede; J. J. McDonnell

  Advances in Geosciences, 20 Jun. 2008

  
• Lumping of a physically-based distributed model for sediment runoff prediction in a catchment scale

  Apip; Takahiro Sayama; Yasuto Tachikawa; Kaoru Takara

  Annual Journal of Hydraulic Engineering, JSCE, 2008, Peer-reviewed

  
• Internal response of catchment to plausible parameter sets under equifinality

  Giha Lee; Yasuto Tachikawa; Takahiro Sayama; Kaoru Takara

  Annual Journal of Hydraulic Engineering, JSCE, 2008, Peer-reviewed

  
• Development of regional rainfall intensity-duration-frequency curves based on scaling properties

  Le Minh Nhat; Yasuto Tachikawa; Takahiro Sayama; Kaoru Takara

  Annual Journal of Hydraulic Engineering, JSCE, 2008, Peer-reviewed

  
• Evaluating the Impact of Climate Change on Flood Disasters and Dam Reservoir Operation in the Yodo River Basin

  SAYAMA Takahiro; TACHIKAWA Yasuto; TAKARA Kaoru; MASUDA Amika; SUZUKI Takuya

  JOURNAL OF JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES, 2008

  
• DATA ASSIMILATION OF A DISTRIBUTED RAINFALL-RUNOFF PREDICTION SYSTEM BY KALMAN FILTER WITH BIAS CORRECTION

  SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会論文集 B(Web), 2008

  
• Development of a real-time runoff forecasting system using a physically-based distributed hydrologic model and its application to the Yodo River basin

  TACHIKAWA Yasuto; SAYAMA Takahiro; TAKARA Kaoru; MATSUURA Hideki; YAMAZAKI Tomoya; YAMAJI Akihiko; MICHIHIRO Yuri

  Journal of Japan Society for Natural Disaster Science, 31 Aug. 2007

  
• MODEL BUILDING UNIT FOR RAINFALL-RUNOFF SIMULATION

  SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会論文集 B, 27 Jul. 2007

  
• Hydrograph Separation Based on Spatiotemporal Record of Stream Flow in a Distributed Rainfall-Runoff Model

  SAYAMA Takahiro; TATSUMI Keiko; TACHIKAWA Yasuto; TAKARA Kaoru

  JOURNAL OF JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES, 05 May 2007

  
• A simple scaling charateristics of rainfall in time and space to derive intensity duration frequency relationships

  Le Minh Nhat; Yasuto Tachikawa; Takahiro Sayama; Kaoru Takara

  Annual Journal of Hydraulic Engineering, JSCE, 2007, Peer-reviewed

  
• 分布型降雨流出モデルによる2004年10月台風23号由良川洪水の解析

  KOBAYASHI KEN'ICHIRO; TACHIKAWA YASUTO; SAYAMA TAKAHIRO; TAKARA KAORU

  水工学論文集(CD-ROM), Feb. 2006

  
• ダム操作過程を導入した広域分布型流出予測システムによる淀川流域の治水安全度評価

  SAYAMA TAKAHIRO; KANNO HIROKI; TACHIKAWA YASUTO; TAKARA KAORU

  水工学論文集(CD-ROM), Feb. 2006

  
• Ensemble rainfall-runoff prediction with radar image extrapolation and its error structure

  Sunmin Kim; Yasuto Tachikawa; Takahiro Sayama; Kaoru Takara

  Annual Journal of Hydraulic Engineering, JSCE, 2006, Peer-reviewed

  
• Distributed rainfall-runoff analysis in a flow regulated basin having multiple multi-purpose dams

  Takahiro Sayama; Yasuto Tachikawa; Kaoru Takara; Yutaka Ichikawa

  PREDICTIONS IN UNGAUGED BASINS: PROMISE AND PROGRESS, 2006, Peer-reviewed

  
• DEVELOPMENT OF A DISTRIBUTED RAINFALL-RUNOFF PREDICTION SYSTEM AND ASSESSMENT OF THE FLOOD CONTROL ABILITY OF DAMS

  SAYAMA Takahiro; TACHIKAWA Yasuto; TAKARA Kaoru; ICHIKAWA Yutaka

  土木学会論文集 = Proceedings of JSCE, 21 Nov. 2005

  
• GAUGE-RADAR RAINFALL COMPOSITION WITH INCORPORATING ESTIMATION UNCERTAINTY BY USING COKRIGING-TYPE SEQUENTIAL GAUSSIAN SIMULATION

  SAYAMA Takahiro; TACHIKAWA Yasuto; TAKARA Kaoru

  土木学会論文集 = Proceedings of JSCE, 21 Nov. 2005

  
• UNCERTAINTY EVALUATION OF RAINFALL-RUNOFF MODELS AND ITS APPLICATION TO MODEL SELECTION

  SAYAMA Takahiro; TACHIKAWA Yasuto; TAKARA Kaoru

  土木学会論文集 = Proceedings of JSCE, 21 May 2005

  
• 雨滴粒径分布を考慮した雨滴衝撃エネルギー算出方法の開発と局所的土砂生産量との関係に関する研究

  OISHI SATORU; SAYAMA TAKAHIRO; NAKAGAWA HAJIME; SATOFUKA YOSHIFUMI; MUTO YASUNORI; SISINGGIH D; SUNADA KENGO

  水工学論文集, 01 Feb. 2005

  
• Flood prediction in Japan and the need for guidelines for flood runoff modelling

  Yasuto Tachikawa; Roshan K. Shrestha; Takahiro Sayama

  PREDICTIONS IN UNGAUGED BASINS: INTERNATIONAL PERSPECTIVES ON THE STATE OF THE ART AND PATHWAYS FORWARD, 2005, Peer-reviewed

  
• A Distributed Sheet Erosion Process Model for Sediment Runoff Prediction.

  SAYAMA Takahiro; TAKARA Kaoru

  Doboku Gakkai Ronbunshu, 2003

  
• Reliability evaluation of rainfall-sediment-runoff models

  T Sayama; K Takara; Y Tachikawa

  EROSION PREDICTION IN UNGAUGED BASINS: INTEGRATING METHODS AND TECHNIQUES, 2003

  

Misc.

• 防災の日 短時間豪雨に挑むタイムラインと専門家の役割

  田中智大; 長谷川夏来; 長谷川夏来; 佐山敬洋

  下水道協会誌, 2025

  
• キャリブレーションフリーの物理流出モデル開発に向けた挑戦

  佐山敬洋

  水文・水資源学会研究発表会要旨集(Web), 2024

  
• 水文・水資源学会 2024年度研究発表会プロポーズドセッション2050年の水文学開催報告

  峻司 小槻; 晋一郎 中村; 哲哉 檜山; 僚子 小田; 啓吾 乃田; 誠 谷; 敬洋 佐山; 麻衣子 坂本; 大幹 沖

  JOURNAL OF JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES, 05 Feb. 2025

  
• Developing and Operation of Timeline for Flood Disaster Prevention Customized for Disaster Base Hospital

  長谷川夏来; 長谷部雅伸; 河上展久; 鳥山亜紀; 小倉裕之; 佐山敬洋; 角哲也

  清水建設研究報告, 2024

  
• 大雨災害への防災・減災(その1)頻発・激甚化する水災害への備え:ハザードマップと洪水予報の現状と今後の展望

  佐山敬洋

  季刊消防防災の科学, 2024

  
• Contribution of Japanese Academia and Government to the UNESCO Intergovernmental Hydrological Programme (IHP)

  寶馨; 立川康人; 佐山敬洋

  河川, 2024

  
• 【患者を守る水害対策】総論 水害時の医療継続への課題とその対策 科学的根拠に基づいた「タイムライン防災計画」策定と災害時情報共有システムの開発

  角 哲也; 佐山 敬洋; 鳥山 亜紀; 長谷川 夏来

  看護, Mar. 2023

  
• Risk Assessment of Tropical Peatland Fires Using Hydro-Meteorological Information

  小川まり子; 甲山治; 佐山敬洋; 山本エバミアシスカ; 山本浩大; 亀岡大真

  京都大学研究連携基盤持続可能社会創造ユニット研究成果報告書, 2023

  
• Future Direction of Appropriate Risk Assessment of Flood Inundation by Private Sectors

  佐山敬洋

  河川, 2023

  
• 災害拠点病院を対象とした水害タイムラインの策定と実降雨での検証

  長谷川夏来; 長谷部雅伸; 鳥山亜紀; 佐山敬洋; 角哲也

  安全工学シンポジウム講演予稿集(CD-ROM), 2023

  
• 降雨流出氾濫モデルを用いた中小河川における水位予測に関する検討

  山本浩大; 佐山敬洋; 山路昭彦; 小林哲也; 近者敦彦

  水文・水資源学会研究発表会要旨集(Web), 2022

  
• 地表面から基岩までの不飽和浸透を考慮した流量流積関係式の開発

  菅原快斗; 佐山敬洋

  水文・水資源学会研究発表会要旨集(Web), 2022

  
• Comparison of dynamic soil moisture and ground water responses in forested and agricultural hillslopes in the humid tropics

  DJAMRES Eilif Kurnia Deda; YAMAMOTO Eva Mia Siska; APIP; ARAKI Ryoko; YAMAMOTO Kodai; SAYAMA Takahiro

  日本水文科学会学術大会発表要旨集, 2021

  
• Land use and climate change impact assessments in humid tropics regions

  YAMAMOTO Eva Mia Siska; SAYAMA Takahiro; YAMAMOTO Kodai; APIP Apip

  日本地球惑星科学連合大会予稿集(Web), 2020

  
• 分布型モデルとT‐SAS法による山地流出の時空間起源変動解析

  佐山敬洋; 小杉賢一朗

  日本森林学会大会学術講演集(CD-ROM), 25 Mar. 2013

  
• Assessment of Flood Potential in River Basins in Japan Considering Basin Geography and Rainfall Pattern

  佐藤嘉展; 泉智揮; 野原大督; 佐山敬洋; 角哲也

  京都大学防災研究所年報(Web), 2021

  
• SSPに基づく土地利用変化の予測と気候変動による熱帯農業の洪水被害影響評価

  山本浩大; 山本エヴァミアシスカ; 佐山敬洋; APIP

  日本水文科学会学術大会発表要旨集, 2021

  
• Climate Change Adaptations for Flood and Fire Risks in Humid Tropical River Basins in Sumatra Island

  佐山敬洋; 山本エバミアシスカ; 山本浩大; APIP

  京都大学研究連携基盤持続可能社会創造ユニット研究成果報告書, 2020

  
• 湿潤熱帯流域における気候変動が流域規模の洪水氾濫に及ぼす影響評価

  山本浩大; 佐山敬洋; APIP

  水文・水資源学会研究発表会要旨集(Web), 2019

  
• APPLICABILITY OF RAINFALL-RUNOFF-INUNDATION MODEL IN A HUMID TROPICAL RIVER BASIN

  山本浩大; 佐山敬洋; Apip; 寶馨

  土木学会論文集 B1(水工学)(Web), 2019

  
• Rainfall-Runoff-Inundation Processes and Modeling in a Humid Tropical River Basin

  SAYAMA Takahiro; YAMAMOTO Kodai; ARAKI Ryoko; APIP Apip; SISKA Eva Mia; TAKARA Kaoru

  日本地球惑星科学連合大会予稿集(Web), 2019

  
• 湿潤熱帯地域の河川流域におけるRRIモデルの適用可能性に関する研究

  山本浩大; 佐山敬洋; APIP; 寶馨

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 2018

  
• Mapping of Mature and Young Oil Palm Distributions in a Humid Tropical River Basin for Flood Vulnerability Assessment

  E. M.S. Yamamoto; T. Sayama; K. Yamamoto; Apip

  IOP Conference Series: Earth and Environmental Science, 28 Jun. 2021

  Access this misc :

  
• Flood Disaster and Rainfall-Runoff Process of Typhon No. 19 (Hagibis) in 2020

  佐山敬洋

  京都大学防災研究所年報(CD-ROM), 2020

  
• 豪雨災害について考えるためのFACPモデル

  矢守克也; 竹之内健介; 大西正光; 佐山敬洋; 本間基寛

  京都大学防災研究所（編）平成30年7月豪雨災害調査報告書, 2019

  
• 平成30年7月豪雨における洪水の潜在性評価に向けた広域アンサンブル流出解析

  佐山敬洋; 本間基寛; 竹之内健介; 大西正光; 矢守克也

  2018年平成30年7月豪雨災害調査報告書, 2019

  
• 京都市伏見区下鳥羽地区における水害ポテンシャルに対する意識調査

  竹之内健介; 大西正光; 佐山敬洋; 本間基寛; 矢守克也

  2018年平成30年7月豪雨災害調査報告書, 2019

  
• 西日本全体を対象とした降雨流出解析

  佐山敬洋

  2018年平成30年7月豪雨災害調査報告書, 2019

  
• アンサンブル予測を利用した平成30年7月豪雨のポテンシャル評価

  本間基寛; 佐山敬洋; 竹之内健介; 大西正光; 矢守克也

  2018年平成30年7月豪雨災害調査報告書, 2019

  
• Ensemble Rainfall and Streamflow Prediction Experiment in Hiyoshi Dam Basin Caused by Typhoons Talas and Roke in 2011

  牛山 朋來; 佐山 敬洋; 岩見 洋一

  土木技術資料 = Civil engineering journal : 土木技術の総合情報誌, Aug. 2016

  
• Estimation of bedrock groundwater contribution from a mountainous catchment with a distributed rainfall-runoff model and time-space accounting scheme

  Sayama, T; Itokazu, T; Kosugi, K; Takara, K

  Proceedings of 7th ICWRER, Jun. 2016, Peer-reviewed

  
• 総合的な洪水リスクマネジメント技術による世界の洪水災害の防止・軽減に関する研究

  TANAKA SHIGENOBU; TERAKAWA AKIRA; YOSHITANI JUN'ICHI; TAKEMOTO NORIMICHI; NORO TOMOYUKI; TOKIOKA TOSHIKAZU; RABINDRA OSTI; KURIBAYASHI DAISUKE; YAMASHITA HIDEO; FUKAMI KAZUHIKO; INOMATA HIRONORI; SUGIURA TOMONOBU; ISTIYANTO DINAR; MIYAKE KATSUHITO; KUDO KEI; MAGOME JUN; OZAWA GO; KAWAKAMI TAKAHIRO; NABESAKA SEISHI; SAYAMA TAKAHIRO; YOGANATH ADIKARI; SHIMIZU YOSHIKAZU; WATANABE YASUHARU; YASUDA HIROYASU; HIRAI YASUYUKI; YOSHIKAWA YASUHIRO; YANO MASAAKI; ISHITANI TAKASHI; ABE TAKAAKI

  土木研究所報告, Jan. 2015

  
• Flood Disaster in the Kinu River Basin Caused by Kanto-Tohoku Heavy Rainfall in September 2015

  佐山 敬洋; 寶 馨

  京都大学防災研究所年報, 2015

  
• インダス川流域を対象とした洪水予警報システムの構築

  TSUDA MORIMASA; SUGIURA AI; SAYAMA TAKAHIRO; IWAMI YOICHI

  土木技術資料, Nov. 2014

  
• Development and Application of Rainfall-Runoff-Inundation (RRI) Model

  佐山 敬洋; 岩見 洋一

  土木技術資料 = Civil engineering journal : 土木技術の総合情報誌, Jun. 2014

  
• フィリピン・パンパンガ川流域調査報告

  SAYAMA TAKAHIRO

  土木技術資料, Oct. 2013

  
• 平成21年台風9号による河川災害調査報告書 佐用町河川災害を対象とした降雨流出解析

  SAYAMA TAKAHIRO; KOBAYASHI KEN'ICHIRO; TAKARA KAORU

  平成21年台風9号による河川災害調査報告書 平成22年, 2010

  
• Numerical Simulation of Temperature Distribution of Lake Biwa using Lake-Catchment Integrated Model

  山敷 庸亮; 小林 健一郎; 松本 拓; 佐山 敬洋; 寶 馨

  京都大学防災研究所年報. B = Disaster Prevention Research Institute Annuals. B, 01 Jun. 2009

  Access this misc :

  
• Relationship between residence time and geographic source of stream flow in small watersheds - Analysis with a distributed rainfall-runoff model and field observation data

  T. Sayama; J. J. McDonnell

  FROM HEADWATERS TO THE OCEAN: HYDROLOGICAL CHANGES AND WATERSHED MANAGEMENT, 2009

  
• Large flood prediction in poorly gauged basins: The 2004 largest-ever flood in Fukui, Japan

  Yasuto Tachikawa; Ryoichi Takubo; Takahiro Sayama; Kaoru Takara

  IAHS-AISH Publication, 01 Dec. 2007

  
• Research Works for Risk Assessment Technology Related to Flood in Urban Area

  TAKAYAMA Tomotsuka; TAKARA Kaoru; TODA Keiich; FUJITA Masaharu; MASE Hajime; TACHIKAWA Yasuto; YONEYAMA Nozomu; TSUTSUMI Daizo; YASUDA Tomohiro; SAYAMA Takahiro

  京都大学防災研究所年報. C = Disaster Prevention Research Institute Annuals. C, 01 Apr. 2007

  Access this misc :

  
• Estimation of Sub-hourly and Hourly IDF Curves Using Scaling Properties of Rainfall at Gauged Site in Asian Pacific Region

  MINH NHAT Le; 立川 康人; 佐山 敬洋

  京都大学防災研究所年報, 2007

  
• Lumping a Physically-based Distributed Sediment Runoff Model with Embedding River Channel Sediment Transport Mechanism

  APIP, TACHIKAWA Yasuto; SAYAMA Takahiro; TAKARA Kaoru

  京都大学防災研究所年報, 2007

  
• Analysis of the Yuragawa River Flood by Typhoon No. 23 in October 2004 Using a Distributed Rainfall-Runoff Model-

  小林 健一郎; 寶 馨; 立川 康人; 佐山 敬洋

  京都大学防災研究所年報. C = Disaster Prevention Research Institute annuals. C, 01 Apr. 2006

  Access this misc :

  
• Heavy flood discharge prediction for 2004 fukui rainfall disaster in Japan and predictions in ungauged basins

  Y. Tachikawa; R. Takubo; T. Sayama; K. Takara

  Advances in Geosciences Volume 4: Hydrological Science (HS), 01 Jan. 2006

  
• River Discharge Predictions for Heavy Floods in 2004 and 2005 in Japan and Predictions in Ungauged Basins

  Yasuto Tachikawa; Takahiro Sayama; Kaoru Takara; Shuichi Ikebuchi

  Proc. of the Workshop on Flood Forecasting Management in Mountainous Areas, Nepal, Kathmandu, 12-14 June 2006, 2006

  
• Real-time Flood Forecasting Incorporating Kalman Filter with Bias Correction

  佐山 敬洋; 立川 康人; 平田 智行; 寶 馨

  京都大学防災研究所年報, 2006

  
• Regional Rainfall Intensity-Duration-Frequency Relationships For Ungauged Catchments Based on Scaling Properties

  NHAT Le minh; 立川 康人; 佐山 敬洋

  京都大学防災研究所年報, 2006

  
• Rainfall and Sediment runoff in the Lesti River Bain, Tributary of the Brantas River

  中川 一; 里深 好文; 大石 哲; 武藤 裕則; 佐山 敬洋; 寶 馨; シャルマ ラジハリ

  京都大学防災研究所年報, 2006

  
• Predictions of Heavy Floods in 2004 and 2005 in Japan and PUB

  Tachikawa Yasuto Lee Giha Pradhan Nawa Raj; Furuichi Saeko; Kobayashi Kenichiro; Sayama Takahiro; Takara Kaoru

  Proc. of 3rd APHW conference on Wise Water Resources Management towards Sustainable Growth and Poverty Reduction, Bangkok, 16-18 October, 2006, 2006

  
• Real-time distributed rainfall-runoff prediction in a flow regulated river basin, the Yodo River Basin, Japan

  Sayama Takahiro; Tachikawa Yasuto; Takara Kaoru

  Proc. of the 6th Japan-Taiwan Joint Seminar on Natural Hazard Mitigation, Kyoto, 9-11 October, 2006, 2006

  
• On sediment yield and transport in the Lesti River Basin, a tributary of the Brantas River, Indonesia

  Nakagawa Hajime; Satofuka; Yoshifumi Muto; Yasunori; Oishi Satoru; Sayama Takahiro; Takara Kaoru

  Int’l Symp. on Fluvial and Coastal Disasters, Kyoto, Japan, 2005

  
• Model Building Unit for rainfall-runoff simulation

  佐山 敬洋; 立川 康人; 寶 馨

  京都大学防災研究所年報, 2005

  
• Analysis of dam effects on flood control in the Yodo River basin with a distributed rainfall-runoff prediction system

  佐山 敬洋; 菅野 浩樹; 立川 康人

  京都大学防災研究所年報, 2004

  
• Dam Effects on Flood Attenuation: Assessment with a Distributed Rainfall-Runoff Prediction System

  Sayama, Takahiro; Tachikawa, Yasuto; Takara, Kaoru

  IHP papers presented at the International Conference on Water Sensitive Urban Design ‘Cities and Catchments’, Adelaide, Australia, 22 - 23 Nov. 2004, IHP-VI Technical Documents in Hydrology No.3, 2004

  
• Development of a distributed rainfall-runoff prediction system considering dams' flow regime control

  佐山 敬洋; 立川 康人; 寶 馨

  京都大学防災研究所年報, 2003

  
• A rainfall-sediment-runoff model in the upper Brantas River,East Java,Indonesia

  Takara Kaoru; Nakayama Daichi; Tachikawa Yasuto; Sayama Takahiro; Nakagawa; Hajime Satofuka; Yoshifumi Egashira; Shinji Fujita Masaharu

  京都大学防災研究所年報, 2000

  

Presentations

• Nationwide flood risk assessment using large ensemble climate change dataset and the Rainfall-Runoff-Inundation model

  Takahiro Sayama; Jiachao Chen; Yoshito Sugawara; Masafumi Yamada

  11 Mar. 2024

  
• How to meet your research question?

  SAYAMA Takahiro

  JOURNAL OF JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES, 2017, THE JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES

  
• IAHS PUBシンポジウム2012参加報告

  佐山 敬洋

  水文・水資源学会誌, 05 Jan. 2013, 水文・水資源学会

  
• モデル研究と観測研究との融合を目指して

  佐山 敬洋

  水文・水資源学会誌, Mar. 2009

  
• 観測とモデルをつなぐ

  佐山 敬洋

  水文・水資源学会誌 = JOURNAL OF JAPAN SOCIETY OF HYDROLOGY & WATER RESOURCES, Jul. 2007

  
• 令和元年台風19号及び台風21号による広域災害に関する総合研究

  二瓶 泰雄; 仲江川 敏之; 中北 英一; 竹見 哲也; 山田 朋人; 三隅 良平; 飯塚 聡; 鈴木 真一; 柳瀬 亘; 立川 康人; 田中 茂信; 佐山 敬洋; 田中 智大; 朝位 孝二; 清水 義彦; 前野 詩朗; 田中 仁; 吉谷 純一; 田中 規夫; 泉 典洋; 矢野 真一郎; 森脇 亮; 赤松 良久; 内田 龍彦; 重枝 未玲; 岩崎 理樹; 小山 毅; 長谷川 兼一; 西嶋 一欽; 藤本 郷史; 毛利 栄征; 前田 健一; 岡村 未対; ト部 厚志; 森口 周二; 蝦名 裕一; 松四 雄騎; 王 功輝; 竹林 洋史; 鈴木 素之; 田島 芳満; 佐々木 淳; 信岡 尚道; 森 信人; 有川 太郎; 鈴木 崇之; 下園 武範; 松井 正宏; 小林 文明; 畑山 満則; 牛山 素行; 佐藤 健; 梶谷 義雄

  自然災害科学総合シンポジウム講演論文集, 01 Sep. 2020, 京都大学防災研究所自然災害研究協議会

  
• 二次元数値解析結果を用いた河道の粗度係数と勾配方向地表面フラックスを導入したRRIモデルによる降雨流出・洪水流解析の高度化

  清水里都季; 海田絢斗; 松田瑞生; 内田龍彦; 河原能久; 佐山敬洋

  土木学会年次学術講演会講演概要集(CD-ROM), 2020

  
• 2019年台風19号時の荒川水位縦断分布に関する現況再現シミュレーション

  伊藤毅彦; 柏田仁; 佐山敬洋; 片岡智哉; 小野村史穂; 二瓶泰雄

  土木学会年次学術講演会講演概要集(CD-ROM), 2020

  
• Applaud of Contribution of Hydrological Research Letters in 2016

  仲江川 敏之; 山中 勤; 横尾 善之; 松山 洋; 徳永 朋祥; 田中丸 治哉; 林 武司; 石田 祐宣; 陸 旻皎; 勝山 正則; 佐山 敬洋

  水文・水資源学会誌 = Journal of Japan Society of Hydrology & Water Resources, Mar. 2018, 水文・水資源学会編集出版委員会

  
• Development of Flow Direction Data with 30m Resolution for Entire Japan

  Togashi Saeka; Sayama Takahiro; Yamazaki Dai; Takara Kaoru

  Proceeding of Annual Conference, 2018, THE JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES

  
• Flood inundation in the Sonobe River

  Naka Hiroaki; Tanaka Shigenobu; Tanaka Kenzi; Sayama Takahiro

  Proceeding of Annual Conference, 2017, THE JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES

  
• Evaluation of climate change impact for water level, discharge, and inundation by RRI model at Kinu river and Kokai river

  Abe Shiori; Nakamura Yosuke; Wakazuki Yasutaka; Sayama Takahiro

  Proceeding of Annual Conference, 2017, THE JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES

  
• Integrated Analysis of Rainfall-Runoff and Flood Inundation
  in the Chikusa River Basin in Hyogo Prefecture

  Yamamoto Kodai; Sayama Takahiro; Konjya Atsuhiko; Nakamura Yosuke; Takara Kaoru

  Proceeding of Annual Conference, 2017, THE JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES

  
• Expectation for effect of river improvement and real-time inundation forcast in hilled rural area by RRI model

  Tsunefuji Hirofumi; Konja Atsuhiko; Nakamura Yosuke; Sayama Takahiro; Miyake Shintaro

  Proceeding of Annual Conference, 2017, THE JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES

  
• Optimal Interpolation of River Water Levels for Real-time Inundation Mapping Using the RRI Model

  Miyake Shintaro; Sayama Takahiro; Takara Kaoru

  Proceeding of Annual Conference, 2017, THE JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES

  
• Data assimilation technique with local flooding information for real-time inundation mapping

  Sayama Takahiro; Takara Kaoru

  Proceeding of Annual Conference, 2017, THE JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES

  
• Analytical solution to Richards' equation for unsaturated zone in mountainous bedrock

  Sugawara Yoshito; Sayama Takahiro; Takara Kaoru

  Proceeding of Annual Conference, 2017, THE JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES

  
• Ill-posed problem on one-dimensional steady groundwater flow in an unconfined hillslope with recharge

  Wu Ying-Hsin; Sayama Takahiro; Nakakita Eiichi

  Proceeding of Annual Conference, 2017, THE JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES

  
• インドネシア・スマトラ島の熱帯雨林斜面における土壌と降雨流出特性に関する研究

  荒木稜香; 佐山敬洋; 山本浩大

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 22 Apr. 2019

  
• 斜面の洪水流出・崩壊発生の統合的予測に向けた鉛直不飽和浸透流の特性解析

  谷誠; 松四雄騎; 佐山敬洋; 小島永裕

  日本地球惑星科学連合大会予稿集(Web), 2019

  
• 豪雨災害について考えるためのFACPモデル

  矢守克也; 竹之内健介; 大西正光; 佐山敬洋; 本間基寛

  2018年平成30年7月豪雨災害調査報告書, 2019

  
• 温暖化適応策のための洪水ハザードモデリング

  佐山 敬洋

  水工学委員会主催研究討論会:「極端災害事例から学ぶ気候変動適応の課題」, 土木学会全国大会, 29 Aug. 2018, Invited

  
• 平成29年7月九州北部豪雨を対象とした中小河川の降雨流出氾濫解析

  佐山 敬洋

  日本気象学会2018年度春期大会, 16 May 2018, Invited

  
• 平成29年7月九州北部豪雨を対象とした中小河川の降雨流出氾濫解析

  佐山敬洋; 松本紘治; 寳馨

  日本気象学会大会講演予稿集, 30 Apr. 2018

  
• 流出解析用30m空間分解能落水線モデルの全国整備に関する研究

  冨樫冴佳; 佐山敬洋; 山崎大, 寶馨

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 25 Apr. 2018

  
• 湿潤熱帯地域の河川流域におけるRRIモデルの適用可能性に関する研究

  山本浩大; 佐山敬洋; APIP, 寶馨

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 25 Apr. 2018

  
• インドネシア・スマトラ島バタンハリ川流域を対象にした気候変動・土地利用変化の洪水ハザード影響評価

  佐山 敬洋

  平成29年度SI-CAT・統合プロ研究交流会, 25 Jan. 2018

  
• Data Assimilation of Citizen Collected Information for Real-time Flood Hazard Mapping

  佐山 敬洋

  AGU Fall Meeting, 13 Dec. 2017

  
• Challenges in Flood Predictions - Lessens learnt from recent disasters in Japan -

  佐山 敬洋

  AGU Fall Meeting, 12 Dec. 2017, Invited

  
• Field Studies in Asia and Pacific, Impacts of Land Use and Climate Changes on Water Cycle and Flood Disasters in the Batanghari River Basin in Sumatra, Indonesia

  佐山 敬洋

  International Symposium on Utilization of Field Sites in Research and Education (FREE2017), 09 Dec. 2017

  
• Rainfall-Runoff-Inundation Simulation for Basin-wide Flood Hazard Mapping at the Batanghari River in Sumatra, Indonesia

  佐山 敬洋

  UNESCO-JASTIP Joint Symposium on Intra-Regional Water Security and Disaster Management, SEDA Hotel, Quezon Philippines,, 16 Nov. 2017

  
• Hydrologic Process Understanding and Modeling in the Batanghari River Basin, Sumatra, Indonesia

  佐山 敬洋

  JASTIP-Net Workshop on Indonesian Proposals for Disaster Prevention (WP4), 13 Nov. 2017

  
• Hydrologic Sciences for Flood Disaster Mitigations: Integration of Local Information and Flood Modeling

  佐山 敬洋

  Hydrology Delivers Earth System Sciences to Society 4 (HESSS4), 03 Oct. 2017

  
• Integration of Local Information and Flood Modeling for Real-Time Flood Hazard Mapping

  佐山 敬洋

  5th International Symposium on Earth-Science Challenges (ISEC5), 03 Oct. 2017

  
• リアルタイム浸水ハザードマッピング実現に向けた現地浸水情報の同化技術

  佐山 敬洋

  防災研究所・研究発表会講演会, 22 Feb. 2017

  
• Testing a "hydrologically active bedrock hypothesis" with a process-based model

  佐山 敬洋

  AGU Fall Meeting, 16 Dec. 2016

  
• 平成27年9月関東・東北豪雨による常総市周辺の浸水深分布推定

  佐山 敬洋

  日本自然災害学会, 21 Sep. 2016

  
• 平成27年9月鬼怒川氾濫による浸水状況の分析

  佐山 敬洋

  防災研究所・研究発表会講演会, 25 Feb. 2016

  
• Probabilistic flood forecasting utilizing ensemble prediction system applied for 2015 Kinugawa flood event.

  Ushiyama Tomoki; Sayama Takahiro; Iwami Yoichi

  Proceeding of Annual Conference, 2016

  
• Preliminary Investigation of Water and Energy based Rainfall-Runoff-Inundation (WEB-RRI) Model in the Lower Kinu River Basin, Japan

  Mohamed RASMY; IWAMI Yoichi; Sayama Takahiro; LAWFORD Peter; KOIKE Toshio

  Proceeding of Annual Conference, 2016

  
• Clasification of river basins by recurrent temporal patterns of storage and runoff

  佐山 敬洋

  AGU Fall Meeting, San Francisco, 17 Dec. 2015

  
• Values of flood hazard mapping for disaster risk assessment and communication

  佐山 敬洋

  AGU Fall Meeting, San Francisco, 14 Dec. 2015

  
• Rainfall-Runoff-Inundtion Prediction at the River basin scale

  佐山 敬洋

  Japan-Taiwan Workshop, 08 Dec. 2015

  
• Large scale flood predictions using a Rainfall-Runoff-Inundation Model and satellite based information

  佐山 敬洋

  World Engineering Conference and Convention, 01 Dec. 2015

  
• Groundwater and surface water interaction and its representation by a distributed rainfall-runoff model in mountainous catchments

  佐山 敬洋

  The 23rd IHP Regional Steering Committee Meeting for Southeast Asia and the Pacific, UNESCO-IHP and the International Symposium "Integrated Actions for Global Water and Environmental Sustainabili, 21 Oct. 2015

  
• Numerical simulation of 2010 Pakistan Flood in the Kabul River Basin by using lagged ensemble rainfall forecasting

  佐山 敬洋

  4th International Symposium on Earth-Science Challenges (ISEC), University of Oklahoma, 23 Sep. 2015

  
• Hydrologic Sensitivity to Climate Change

  佐山 敬洋

  4th International Symposium on Earth-Science Challenges (ISEC), University of Oklahoma, 20 Sep. 2015

  
• Rainfall-Runoff-Inundation (RRI) Modelling for Hydro-hazards Predictions

  佐山 敬洋

  Strategic Strengthening for South-South Cooperation for Modeling and Managing Hydro-Hazards, 31 Aug. 2015, Invited

  
• Rainfall-Runoff-Inundation Modeling and Sensitivity Analysis of Flooding in Asian Monsoon River Basins

  佐山 敬洋

  7th APHW, AOGS, 04 Aug. 2015

  
• Large Scale Flood Predictions with Satellite-Based Information

  佐山 敬洋

  International Symposium of K-Water, 25 Jun. 2015, Invited

  
• Estimation of bedrock groundwater contribution with a distributed rainfall-runoff model and Time-Space Accounting Scheme (T-SAS)

  佐山 敬洋

  日本地球惑星科学連2015年大会,, 24 May 2015, Invited

  
• WRF‐LETKFを用いた領域アンサンブル降水予報における側面境界摂動の影響

  USHIYAMA TOMOKI; SAYAMA TAKAHIRO; IWAMI YOICHI; MIYOSHI KENSEI

  日本気象学会大会講演予稿集, Oct. 2013

  
• B402 WRF-ETKFを用いた2011年台風12号・15号の降雨流出予測実験(台風のデータ同化研究,専門分科会)

  牛山 朋來; 佐山 敬洋; 藤岡 奨; 建部 祐哉; 深見 和彦; 三好 建正

  大会講演予講集, 30 Apr. 2013

  
• WRF‐LETKFを用いた2011年台風12号・15号の降雨流出予測実験

  USHIYAMA TOMOKI; SAYAMA TAKAHIRO; FUJIOKA SUSUMU; TATEBE YUYA; FUKAMI KAZUHIKO; MIYOSHI KENSEI

  日本気象学会大会講演予稿集, 30 Apr. 2013

  
• 分布型モデルとT‐SAS法による山地流出の時空間起源変動解析

  SAYAMA TAKAHIRO; KOSUGI KEN'ICHIRO

  日本森林学会大会学術講演集(CD-ROM), 25 Mar. 2013

  
• 2010年パキスタン洪水をもたらした豪雨のダウンスケーリング再現実験

  牛山 朋來; Rana Muhammad Atif; 佐山 敬洋; 建部 祐哉; 藤岡 奨; 深見 和彦

  週間及び1か月予報における顕著現象の予測可能性, Mar. 2013

  
• B208 WRF-LETKFを用いた領域アンサンブル降水予報における側面境界摂動の影響(降水システムI,口頭発表)

  牛山 朋來; 佐山 敬洋; 岩見 洋一; 三好 建正

  大会講演予講集, 2013

  
• B304 2010年パキスタン洪水をもたらした豪雨のダウンスケーリング再現実験(熱帯大気,口頭発表)

  牛山 朋來; Atif Rana Muhammad; 佐山 敬洋; 建部 祐哉; 藤岡 奨; 深見 和彦

  大会講演予講集, 30 Sep. 2012

  
• 2010年パキスタン洪水をもたらした豪雨のダウンスケーリング再現実験

  USHIYAMA TOMOKI; MUHAMMAD ATIF RANA; SAYAMA TAKAHIRO; TATEBE YUYA; FUJIOKA SUSUMU; FUKAMI KAZUHIKO

  日本気象学会大会講演予稿集, 30 Sep. 2012

  
• 2011年タイ洪水を対象にしたチャオプラヤ川全流域の降雨流出氾濫予測

  SAYAMA TAKAHIRO; TATEBE YUYA; FUJIOKA SUSUMU; USHIYAMA TOMOKI; YOROZUYA ATSUHIRO; TANAKA SHIGENOBU

  土木学会年次学術講演会講演概要集(CD-ROM), 01 Aug. 2012

  
• RRIモデルを用いたタイ・チャオプラヤ川下流域の氾濫解析と治水対策効果の検討

  TATEBE YUYA; SAYAMA TAKAHIRO; TANAKA SHIGENOBU; ARAKI KAZUHIRO; YONESE YOSHITOMO; TAKAHASHI NORIHITO; OKAMINE NATSUMI

  土木学会年次学術講演会講演概要集(CD-ROM), 01 Aug. 2012

  
• Impacts of Climate Change on Dams and the Benefits from Dams

  佐山 敬洋

  大ダム : 国際大ダム会議日本国内委員会会誌 = Journal of the Japanese National Committee on Large Dams, 25 Jul. 2012

  
• XバンドMPレーダとCバンドレーダの誤差特性

  KOSHIDA TOMOKI; MIURA YUJI; SAYAMA TAKAHIRO; FUJIOKA SUSUMU

  日本気象学会大会講演予稿集, 30 Apr. 2012

  
• P243 XバンドMPレーダとCバンドレーダの誤差特性(ポスター・セッション)

  越田 智幸; 三浦 裕司; 佐山 敬洋; 藤岡 奨

  大会講演予講集, 30 Apr. 2012

  
• WRFによる再現雨量を用いたパキスタン・カブール川洪水シミュレーション

  USHIYAMA TOMOKI; SAYAMA TAKAHIRO; FUKAMI KAZUHIKO

  土木学会年次学術講演会講演概要集(CD-ROM), 05 Aug. 2011

  
• インダス川全流域を対象とした2次元降雨流出氾濫解析

  SAYAMA TAKAHIRO; NABESAKA SEIJI; FUKAMI KAZUHIKO

  土木学会年次学術講演会講演概要集(CD-ROM), 05 Aug. 2011

  
• Analysis of railway embankment breach due to typhoon-induced flooding

  R. Tsubaki; Y. Kawahara; I. Fujita; T. Sayama

  34th IAHR Congress 2011 - Balance and Uncertainty: Water in a Changing World, Incorporating the 33rd Hydrology and Water Resources Symposium and the 10th Conference on Hydraulics in Water Engineering, 01 Jan. 2011

  
• 統合型降雨流出・洪水氾濫モデルの開発と経済被害推定

  KOBAYASHI KEN'ICHIRO; TAKARA KAORU; SAYAMA TAKAHIRO; TAKEUCHI YUKIKO

  日本自然災害学会学術講演会講演概要集, 2010

  
• 地球温暖化に伴う洪水流量の予測と管理に関する数値実験

  SUZUKI TAKUYA; SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 26 May 2007

  
• 広域分布型流出予測システムを用いたダム群統合操作に関する研究

  KANNO HIROKI; SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 26 May 2007

  
• 広域分布型流出予測システムによる中小河川の洪水予測に関する研究

  SAHARA MASASHI; SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 26 May 2007

  
• バイアス補正を考慮したカルマンフィルター理論の実時間流出予測への適用

  HIRATA TOMOYUKI; SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 26 May 2007

  
• 広域分布型流出予測システムによる中小河川の洪水予測

  TACHIKAWA YASUHITO; SAHARA MASAFUMI; SAYAMA TAKAHIRO; TAKARA KAORU

  日本自然災害学会学術講演会講演概要集, 2007

  
• 流出モデルの基準面積と流域面積の関係に関する一考察

  SAYAMA TAKAHIRO; TACHIKAWA YASUHITO; TAKARA KAORU

  土木学会年次学術講演会講演概要集(CD-ROM), 01 Sep. 2006

  
• 分布型降雨流出モデルにおける雨水移動の時空間履歴追跡手法に関する研究

  TATSUMI KEIKO; SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 18 Jun. 2006

  
• 地球温暖化に伴う河川流量の変動と洪水管理に関する研究

  MASUDA AMIKA; SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 18 Jun. 2006

  
• 広域分布型流出モデルを用いた実時間河川流量予測システムの開発

  KANI YOSHIAKI; SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 18 Jun. 2006

  
• 水の循環系モデリングと利用システム 社会変動と水循環の相互作用評価モデルの構築 淀川流域,中国・淮河流域,インドネシア・ブランタス川流域における水循環モデルの構築

  TAKARA KAORU; TACHIKAWA YASUTO; NAKAGAWA HAJIME; TANAKA KENJI; SAYAMA TAKAHIRO; KO SHIN; OISHI SATOSHI; TANI MAKOTO

  研究領域「水の循環系モデリングと利用システム」第3回領域シンポジウム(平成15年度採択研究課題中間シンポジウム、平成13年度採択研究課題終了シンポジウム)講演要旨集 平成18年, 2006

  
• Campione – Community of Aquatic Meisters and PIONEers Report 2005

  Kroyanagi Tsuyoshi; Kozan Osamu; Sayama Takahiro; Magome Jun; Matsuo Naoko; Yoshimura Kei

  Proceeding of Annual Conference, 2006

  
• Tracing method of spatio-temporal water record in a distributed rainfall-runoff model

  Sayama Takahiro; Tatsumi Keiko; Tachikawa Yasuto; Takara Kaoru

  Proceeding of Annual Conference, 2006

  
• 2004年福井豪雨の洪水流出計算と中小河川流域の治水計画に関する考察

  TAKUBO RYOUCHI; TACHIKAWA YASUHITO; SAYAMA KEIYO; TAKARA KAORU

  土木学会年次学術講演会講演概要集(CD-ROM), 20 Aug. 2005

  
• 淀川流域における広域分布型長期流量予測モデルの開発

  HIRATA TOMOYUKI; SAYAMA KEIYO; TACHIKAWA YASUHITO; TAKARA KAORU

  土木学会年次学術講演会講演概要集(CD-ROM), 20 Aug. 2005

  
• 不確実性を考慮する地上・レーダ雨量の合成‐共変量クリギング型逐次ガウシアンシミュレーション法の提案‐

  SAYAMA KEIYO; TACHIKAWA YASUHITO; TAKARA KAORU

  土木学会年次学術講演会講演概要集(CD-ROM), 20 Aug. 2005

  
• 淀川流域における貯水池ダムが治水に果たす役割の定量評価

  KANNO HIROKI; SAYAMA TAKAHIRO; TACHIKAWA YASUHITO; TAKARA KAORU

  土木学会年次学術講演会講演概要集(CD-ROM), 20 Aug. 2005

  
• SS負荷流出モデルの構築に関する研究

  TATSUMI KEIKO; SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 29 May 2005

  
• 淀川流域における貯水池ダムが治水に果たす役割の定量評価

  KANNO HIROKI; SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 29 May 2005

  
• 淀川流域における広域分布型長期流量予測モデルの開発

  HIRATA TOMOYUKI; SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 29 May 2005

  
• 2004年福井豪雨による洪水流出におけるモデルパラメータ同定と中小河川流域の治水計画に関する考察

  TAKUBO RYOUCHI; TACHIKAWA YASUTO; TAKARA KAORU; SAYAMA TAKAHIRO

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), 29 May 2005

  
• 森林の「緑のダム」機能による洪水緩和効果

  KANI YOSHIAKI; TAKARA KAORU; TACHIKAWA YASUTO; SAYAMA TAKAHIRO

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), May 2005

  
• 不確実性を考慮する地上・レーダ雨量の合成法

  SAYAMA TAKAHIRO; TACHIKAWA YASUTO; TAKARA KAORU

  土木学会関西支部年次学術講演会講演概要集(CD-ROM), May 2005

  
• 流出モデルの基準面積に関する一考察

  佐山 敬洋; 立川 康人; 寶 馨

  水文・水資源学会研究発表会要旨集, 2005

  
• ダム群流況制御を考慮した広域分布型流出予測システムの開発と治水計画の新たな展開

  TACHIKAWA YASUTO; SAYAMA TAKAHIRO; TAKARA KAORU

  日本水環境学会シンポジウム講演集, 13 Sep. 2004

  
• 流況制御の効果を考慮する流域水循環モデルの開発

  SAYAMA TAKAHIRO; TACHIKAWA YASUHITO; TAKARA KAORU

  土木学会年次学術講演会講演概要集(CD-ROM), 01 Sep. 2004

  
• 「新世代の水文学創生のための実験室」活動報告

  朝岡 良浩; 飯田 真一; 岡澤 毅; 小野 圭介; 金子 紫延; 熊坂 和宏; 畔柳 剛; 小谷 亜由美; 甲山 治; 小久保 武; 佐山 敬洋; 出世 ゆかり; 須賀 可人; 瀬戸 心太; 相馬 一義; 大楽 浩司; 高垣 佳永子; 土屋 修一; 谷口 健司; 手計 太一; 鳥羽 妙; 芳賀 弘和; 服部 美紀; 花崎 直太; 廣瀬 茂樹; 馬籠 純; 松尾 奈緒子; 山田 朋人; 芳村 圭

  水文・水資源学会誌 = JOURNAL OF JAPAN SOCIETY OF HYDROLOGY & WATER RESOURCES, 05 Jul. 2004

  
• 分布型土砂流出モデルの信頼性評価手法

  SAYAMA KEIYO; TAKARA KAORU; TACHIKAWA YASUHITO

  土木学会年次学術講演会講演概要集(CD-ROM), 01 Sep. 2003

  
• インドネシア・ブランタス川上流域における分布型土砂流出モデルの構築

  SAYAMA TAKAHIRO; TAKARA KAORU; TACHIKAWA YASUHITO; NAKAYAMA DAICHI

  土木学会年次学術講演会講演概要集 第2部, 01 Sep. 2001

  
• Control of coastal waves by holography type cylinder group, the central part of which is formed of plural number of cylinders.

  SAYAMA TAKAHIRO; DAN KAZUHIDE

  土木学会年次学術講演会講演概要集 第2部, 01 Aug. 1999

  
• ポテンシャル重ね合わせ法によるホログラフィ型単列円柱群の海岸波浪制御

  SAYAMA TAKAHIRO; DAN KAZUHIDE

  土木学会関西支部年次学術講演会講演概要, 22 May 1999

  

Books and Other Publications

• Changes in flood characteristics of the Mekong River Basin

  Sophal Try; Sovannara Uk; Sophea Rom Phy; Ty Sok; Chantha Oeurng; Takahiro Sayama

  01 Jan. 2024

  Find Kyoto University's collection of books :

  
• 水文・水資源ハンドブック

  水文・水資源学会, Contributor

  朝倉書店, Sep. 2022

  Find Kyoto University's collection of books :

  
• 自然災害科学・防災の百科事典

  日本自然災害学会, Contributor

  丸善出版, Jan. 2022

  Find Kyoto University's collection of books :

  
• 全世界の河川事典

  佐山 敬洋, Contributor

  丸善出版, 2013, Not refereed

  
• Runoff Prediction in Ungauged Basins (Ch. 2, Process realism: Flow paths and storage)

  SAYAMA Takahiro, Contributor

  Cambridge Press, 2013, Not refereed

  
• 河川文化<その三十九>, 世界の大規模洪水を監視・予測する先端技術 -2011年タイ洪水を事例に-

  佐山 敬洋, Joint work

  日本河川協会, 2013, Not refereed

  

Industrial Property Rights

• 特許第6960168号, WO2018-116958, 特願2018-557724, リアルタイム浸水ハザードマッピングのための現地情報同化装置及び方法並びにプログラム

  佐山 敬洋

  

Awards

• 18 Sep. 2025

  水文･水資源学会学術賞
• 28 Sep. 2022

  Japan Weather Association, Okada Prize
• Jun. 2014

  土木学会, 土木学会論文賞
• Jul. 2013

  国土交通省, The 15th Infrastructure Technology Development Award (excellence prizes)
• Apr. 2013

  文部科学省, 若手科学者賞 (科学技術分野の文部科学大臣表彰)
• Mar. 2011

  土木学会, 土木学会水工学論文奨励賞
• Aug. 2008

  水文・水資源学会, 水文・水資源学会論文奨励賞
• May 2007

  土木学会, 土木学会論文賞
• May 2006

  土木学会, 土木学会論文奨励賞
• 13 Jun. 2014

  土木学会, 土木学会論文賞
• 05 Jul. 2013

  国土技術センター, 国土技術開発賞（優秀賞）
• 16 Apr. 2013

  文部科学省, 若手科学者賞（文部科学大臣表彰）
• 08 Mar. 2011

  土木学会, 土木学会水工学論文奨励賞
• 27 Aug. 2008

  水文・水資源学会, 水文・水資源学会論文奨励賞
• 25 May 2007

  土木学会, 土木学会論文賞
• 26 May 2006

  土木学会, 土木学会論文奨励賞

Media Coverage

• Inundation Forecasting System for Small-to-Medium Sized Rivers with High Risk

  関西テレビ, 報道ランナー, Aug. 2023, Media report

  
• Flood Inundation Prediction Model for Small-to-Medium Sized Rivers

  Yomiuri, 夕刊（１面）, Jul. 2023, Paper

  
• 公共施設の防災・減災に力

  日経産業新聞社, 日経産業新聞「防災特集」, 31 Aug. 2022, Paper

  
• いつ逃げる？どこへ逃げる？ 新･全国ハザードマップ 水害リスクを総点検

  NHK, NHKスペシャル, 09 Jun. 2022, Media report

  
• 人吉医療センター・京大・清水建設、病院特化の水害タイムラインを作成

  日本経済新聞, 日系クロステック／日経コンストラクション, 23 May 2022, Paper

  
• 全河川 リアルタイム氾濫予測

  毎日新聞, 毎日新聞, 26 Aug. 2019, Paper

  
• 氾濫予測システム 規模問わず防災情報

  建設通信新聞, 氾濫予測システム 規模問わず防災情報, 08 Jul. 2019, Paper

  
• 中小河川の洪水予測

  毎日新聞, 中小河川の洪水予測, 17 May 2019, Paper

  

External funds: Kakenhi

• 起こらなかった豪雨災害に関する研究：ポテンシャル事例の同定と防災情報への応用

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 25:Social systems engineering, safety engineering, disaster prevention engineering, and related fields

  Kyoto University

  矢守 克也

  From 05 Apr. 2021, To 31 Mar. 2026, Granted

  豪雨災害;潜在性;ポテンシャル事例;アンサンブル予測;災害情報;滞在性

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21H04597/
• Integrated Forecasting System of Flood Inundation and Agricultural Damage in the Lower Mekong Basin

  Grant-in-Aid for JSPS Fellows

  Basic Section 22040:Hydroengineering-related

  Kyoto University

  佐山 敬洋

  From 28 Apr. 2021, To 31 Mar. 2023, Project Closed

  Flood forecast;Flood inundation;Flood damage;Climate Change;Lower Mekong Basin

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21F21071/
• 高精度土砂災害予測のための山体地下水を考慮した水文モデルの開発と展開手法の構築

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 40:Forestry and forest products science, applied aquatic science, and related fields

  Kyoto University

  小杉 賢一朗

  From 01 Apr. 2020, To 31 Mar. 2025, Project Closed

  森林水文;砂防;土砂災害;地下水位;警戒避難;斜面崩壊;土石流;水文モデル;土砂洪水氾濫;山体地下水;水源涵養;未経験降雨指数

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20H00434/
• Comprehensive study on wide-area disasters due to typhoon no.19 and 21 in 2019

  Grant-in-Aid for Special Purposes

  Tokyo University of Science

  Yasuo Nihei

  From 04 Dec. 2019, To 31 Mar. 2023, Project Closed

  令和元年東日本台風;令和元年台風21号;広域災害;洪水氾濫;土砂災害;気候変動;住民避難;高潮・高波;強風・高潮災害;2019年台風9号;2019年台風19号;2019年台風21号;東日本台風

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19K24678/
• Development of a storm-runoff model based on the measurements of saturated-unsaturated flow on a hillslope.

  Grant-in-Aid for Scientific Research (C)

  Basic Section 22040:Hydroengineering-related

  Lake Biwa Environmental Research Institute

  Nagahiro Kojima

  From 01 Apr. 2019, To 31 Mar. 2022, Project Closed

  山地源流域;谷壁斜面;降雨流出応答;流出機構;鉛直浸透過程;土壌物理性;斜面モデル;流出モデル;洪水流出;飽和不飽和浸透流;モデル開発

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19K04632/
• A nation-wide flood prediction modeling by reflecting regional characteristics of rainfall-runoff and river channels

  Grant-in-Aid for Scientific Research (B)

  Basic Section 22040:Hydroengineering-related

  Kyoto University

  Takahiro Sayama

  From 01 Apr. 2019, To 31 Mar. 2023, Project Closed

  洪水予測;水文モデル;降雨流出特性;河道地形;RRIモデル;クリーガ曲線;パラメータ地域統合化;地域統合化;土壌;地質

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19H02248/
• Improvement of Indonesia weather radar mosaic data and its application for development of satellite rainfall retrievals

  Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))

  Medium-sized Section 25:Social systems engineering, safety engineering, disaster prevention engineering, and related fields

  Kyoto University

  重 尚一

  From 09 Oct. 2018, To 31 Mar. 2025, Project Closed

  インドネシア海洋大陸;マッデン・ジュリアン振動;赤道大気レーダー;GSMaP;日周期変動;熱帯降雨観測衛星;全球衛星降水マップ;インドネシア;地上気象レーダ;インドネシア気象レーダ;気象レーダ;洪水予測

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18KK0130/
• Impact of Hydro-Power Plants and Climate Change on River Flow Regimes in the Himalayan Mountains

  Grant-in-Aid for JSPS Fellows

  Basic Section 22040:Hydroengineering-related

  Kyoto University

  佐山 敬洋

  From 09 Nov. 2018, To 31 Mar. 2021, Project Closed

  水力発電;気候変動;河川流況;インドヒマチャル・ヒマラヤ地域;サトレジ川;ビアーズ川;生物多様性;土壌水分

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18F18360/
• Research and study on the heavy rainfall disaster due to the Kyushu-hokubu torrential rainfall in July 2017

  Grant-in-Aid for Special Purposes

  Kyushu Institute of Technology

  Juichiro Akiyama

  From 28 Jul. 2017, To 31 Mar. 2018, Project Closed

  平成29年7月九州北部豪雨;中山間地域;斜面崩落;土石流;流木;中小河川の洪水氾濫流;複合災害;地域防災の課題や生活再建支援のあり方;斜面崩落・土石流・流木;中小河川の洪水流・氾濫流

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17K20140/
• Effective of deforestation in Sumatra island in Indonesia on hydrologic cycle at the river basin scale including downstream wetland

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Takahiro Sayama

  From 01 Apr. 2017, To 31 Mar. 2021, Project Closed

  森林伐採;流出・氾濫;RRIモデル;パーム椰子;土壌水分;地下水;スマトラ島;バタンハリ川流域;水文学;湿潤熱帯域;熱帯;流出;氾濫;バタンハリ島

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17H04586/
• A Comprehensive Study on the Disaster due to the 2015 Kanto-Tohoku Torrential Rainfall

  Grant-in-Aid for Special Purposes

  Kyoto University

  Shigenobu TANAKA

  From 16 Oct. 2015, To 31 Mar. 2016, Project Closed

  線状降水帯;大雨特別警報;地盤沈下;リードタイム;破堤氾濫;農業被害;防災・避難情報;災害進展過程;ピーク流量;破堤;大規模氾濫;タイムライン;洪水;危機管理;地盤工学;水工水理学;情報システム

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-15H06923/
• Real-time hazard mapping with local flooding information on Information and Communication Technology

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Takahiro Sayama

  From 01 Apr. 2015, To 31 Mar. 2019, Project Closed

  浸水;データ同化;ICT;災害情報;RRI;最適内挿法;ハザードマップ;中小河川;洪水;平成30年7月豪雨;ソーシャルメディア;RRIモデル;水工学;鬼怒川;水災害;水文;洪水予測;降雨流出

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-15H04051/
• Understanding and prediction of rainfall-runoff-inundation processes for large scale floodings in the world

  Grant-in-Aid for Scientific Research (C)

  Public Works Research Institute

  Takahiro SAYAMA

  From 01 Apr. 2012, To 31 Mar. 2015, Project Closed

  降雨流出;洪水氾濫;チャオプラヤ川;洪水予測;RRIモデル;時空間起源;地下水;水文;水文モデル;降雨流出氾濫;T-SAS;インダス川;洪水;氾濫;蒸発散

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24560633/
• Development of new flood forecasting system using ensemble precipitation forecasts

  Grant-in-Aid for Scientific Research (C)

  Public Works Research Institute

  Tomoki USHIYAMA

  From 01 Apr. 2012, To 31 Mar. 2015, Project Closed

  洪水予測;数値天気予報;アンサンブル予報;データ同化;水文流出モデル;流出モデル;集中豪雨;台風;降水予報;連携研究者交流

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24560632/
• Rainfall-Runoff-Inundation Simulation Based on Global Hydrologic Model Nesting

  Grant-in-Aid for Young Scientists (B)

  Public Works Research Institute

  Takahiro SAYAMA

  From 01 Apr. 2010, To 31 Mar. 2012, Project Closed

  洪水災害;水文モデル;降雨流出;洪水氾濫;チャオプラヤ川;インダス川;流出氾濫モデル;衛星情報;氾濫解析;水災害;高潮氾濫

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22760379/
• Estimation of debris flows triggered by surface landslides

  Grant-in-Aid for Scientific Research (A)

  Kyoto University

  Ken'ichirou KOSUGI

  From 01 Apr. 2010, To 31 Mar. 2015, Project Closed

  土砂災害;斜面崩壊;土石流;表層崩壊;水文観測;物理探査;数値シミュレーション;災害予測;降雨解析;地下水;ハザードマップ;警戒・避難;森林水文;山体地下水

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22248018/
• リアルタイム分布型流出予測とその不確実性評価に基づくダム貯水池群の統合操作

  Grant-in-Aid for Young Scientists (B)

  Kyoto University

  佐山 敬洋

  From 01 Apr. 2006, To 31 Mar. 2009, Project Closed

  分布型流出モデル;洪水;ダム;最適化;不確実性;動的計画法;カルマンフィルタ;淀川流域

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18760373/
• Evaluation of Flood Prediction Uncertainties and its Application to Ungauged Basins

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  Yasuto TACHIKAWA

  From 01 Apr. 2006, To 31 Mar. 2008, Project Closed

  分布型流出モデル;流出予測;Ungauged Basin;予測の不確かさ;基本高水;治水計画;河川計画;確率降雨;Ungauged Basins;降雨時系列, distributed hydrologic model;runoff prediction;ungauged basins;predictive uncertainty;design flood;flood control planning;river planning;probable rainfall

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18560497/
• CONSIRUCTION OF COMPREHENSIVE DISTRIBUTED RAINFALL-RUNOFF MODEL ITS APPLICATION FOR NEW DEVELOPMRNT OF FLOOD CONTROL PLANNING BASED ON ASSESSMENT OF FLOOD SAFETY-LEVEL

  Grant-in-Aid for Scientific Research (C)

  KYOTO UNIVERSITY

  Yasuto TACHIKAWA

  From 01 Apr. 2004, To 31 Mar. 2006, Project Closed

  分布型流出モデル;淀川;治水計画;ダム;流出予測;河川計画;計画洪水;計画降雨;降雨分布;洪水予測, Distributed rainfall-runoff model;The Yodo River;Flood control planning;Dam reservoir;Runoff prediction;River planning;Design flood;Design rainfall

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16560445/
• Development of an ensemble data assimilation method to be introduced into a nation-wide distributed runoff model

  Grant-in-Aid for Scientific Research (B)

  Basic Section 22040:Hydroengineering-related

  Kyoto University

  立川 康人

  From 01 Apr. 2022, To 31 Mar. 2025, Granted

  洪水予測モデル;データ同化;リアルタイム予測;アンサンブルカルマンフィルタ;最適内挿法;リアルタイム洪水予測;分布型洪水流出予測モデル;水防災・減災;流出現象のモデル化;水災リスク;気候変動

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22H01600/
• Creating a virtual experimental environment for planned inundation to optimize watershed flood control and its application to areas with advanced issues

  Grant-in-Aid for Scientific Research (B)

  Basic Section 22040:Hydroengineering-related

  Fukushima University

  横尾 善之

  From 01 Apr. 2023, To 31 Mar. 2027, Granted

  越流堤;排水樋門;降雨流出氾濫モデル;社会基盤整備;流水型遊水地

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23H01508/
• Distributed Hydrologic Modeling Representing Physical Rainfall-Runoff Processes Under Different Geologic Conditions

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 22:Civil engineering and related fields

  Kyoto University

  佐山 敬洋

  From 01 Apr. 2024, To 31 Mar. 2028, Granted

  分布型モデル;土層発達;物性調査;微地形解析;地質

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24H00334/
• Study on scenario selection methods for evaluating the effectiveness of flood control measures under climate change

  Grant-in-Aid for Scientific Research (C)

  Basic Section 22050:Civil engineering plan and transportation engineering-related

  Kobe University

  瀬木 俊輔

  From 01 Apr. 2024, To 31 Mar. 2027, Granted

  地形データ抽出;DEM;氾濫解析;土地利用規制;都市経済モデル;治水計画;気候変動;不確実性;事業評価;リアルオプション分析

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24K07700/
• Proposal of Disaster Risk Assessment Method for Local Scouring with Sand Bars Migration Considering Characteristics of River Basin Geology and Longitudinal Characteristics of River

  Grant-in-Aid for Scientific Research (B)

  Basic Section 25030:Disaster prevention engineering-related

  Meijo University

  溝口 敦子; 寺本敦子

  From 01 Apr. 2024, To 31 Mar. 2028, Granted

  砂州河道;橋脚洗堀;河床材料;現地調査;水路実験;砂州;局所洗掘;地質;粒度分布

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24K01136/
• Developing a virtual experimental environment for planned inundation to optimize watershed flood control and its application to population declining areas facing their own unique sets of challenges

  Grant-in-Aid for Scientific Research (B)

  Basic Section 22040:Hydroengineering-related

  Fukushima University

  横尾 善之

  From 01 Apr. 2024, To 31 Mar. 2027, Granted

  河道幅;氾濫;田んぼダム;雨水貯留効果;グリッドサイズ;デュアルグリッド;洪水減衰効果;無人化集落;降雨流出氾濫モデル;越流堤;排水樋門;東北地方;一級河川;堤防;霞堤;人口;社会基盤整備;流水型遊水地

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23K26202/
• Development of an ensemble data assimilation method to be introduced into a nation-wide distributed rainfall-runoff model

  Grant-in-Aid for Scientific Research (B)

  Basic Section 22040:Hydroengineering-related

  Kyoto University

  立川 康人

  From 01 Apr. 2024, To 31 Mar. 2025, Project Closed

  リアルタイム洪水予測;分布型洪水流出予測モデル;分布型洪水流出氾濫予測モデル;データ同化;アンサンブルカルマンフィルタ;最適内挿法;水防災・減災;流出現象のモデル化;洪水予測モデル;リアルタイム予測;水災リスク;気候変動

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23K22870/

External funds: others

• 地球環境情報プラットフォーム構築推進プログラム基幹アプリケーションFS（自治体向けリアルタイム浸水ハザードマッピング実現に向けた共通プラットフォームの開発)

  地球観測技術等調査研究委託事業

  From 01 Dec. 2016, To 31 Mar. 2017

  佐山敬洋

Education

Teaching subject(s)

• From 01 Apr. 2025, To 31 Mar. 2026

  Hydro-meteorologically based Disaster Prevention

  F267, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2025, To 31 Mar. 2026

  Global Survivability Studies

  F113, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2025, To 31 Mar. 2026

  Case Studies Harmonizing Disaster Management and Environment Conservation

  F103, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2025, To 31 Mar. 2026

  Fundamentals of Hydrology

  3517, Spring, Faculty of Engineering, 2
• From 01 Apr. 2025, To 31 Mar. 2026

  Fundamentals of Hydrology

  3030, Spring, Faculty of Engineering, 2
• From 01 Apr. 2025, To 31 Mar. 2026

  Science on water, soil and ecosystems

  N538, Fall, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2025, To 31 Mar. 2026

  Sustainability Science for Global Survivability

  M601, Spring, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Global Survivability Studies

  F113, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Case Studies Harmonizing Disaster Management and Environment Conservation

  F103, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Fundamentals of Hydrology

  3517, Spring, Faculty of Engineering, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Fundamentals of Hydrology

  3030, Spring, Faculty of Engineering, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Science on water, soil and ecosystems

  N538, Fall, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Sustainability Science for Global Survivability

  M601, Spring, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Global Survivability Studies

  F113, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Case Studies Harmonizing Disaster Management and Environment Conservation

  F103, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Hydro-meteorologically based Disaster Prevention

  F267, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Experiments on Hydraulics

  3543, Fall, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Experiments on Hydraulics

  3523, Fall, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Fundamentals of Hydrology

  3517, Spring, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Experiments on Hydraulics

  3294, Fall, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Hydraulics, Laboratory

  3087, Fall, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Fundamentals of Hydrology

  3030, Spring, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Science on water, soil and ecosystems

  N538, Fall, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Sustainability Science for Global Survivability

  M601, Spring, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Experiments on Hydraulics

  3294, Fall, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Experiments on Hydraulics

  3543, Fall, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Fundamentals of Hydrology

  3517, Spring, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Global Survivability Studies

  F113, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Sustainability Science for Global Survivability

  M601, Spring, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Case Studies Harmonizing Disaster Management and Environment Conservation

  F103, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Hydraulics, Laboratory

  3087, Fall, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Experiments on Hydraulics

  3523, Fall, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Fundamentals of Hydrology

  3030, Spring, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Science on water, soil and ecosystems

  N538, Fall, Institute for Liberal Arts and Sciences, 2
• From Apr. 2015, To Mar. 2016

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2015, To Mar. 2016

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2016, To Mar. 2017

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2016, To Mar. 2017

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2016, To Mar. 2017

  Science on water, soil and ecosystems

  Fall, 全学共通科目
• From Apr. 2017, To Mar. 2018

  Experiments on Hydraulics

  Spring, 工学部
• From Apr. 2017, To Mar. 2018

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2017, To Mar. 2018

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2017, To Mar. 2018

  Hydraulics, Laboratory

  Spring, 工学部
• From Apr. 2017, To Mar. 2018

  Science on water, soil and ecosystems

  Fall, 全学共通科目
• From Apr. 2017, To Mar. 2018

  Global Survaivability Studies

  Spring, 工学研究科
• From Apr. 2018, To Mar. 2019

  Experiments on Hydraulics

  Spring, 工学部
• From Apr. 2018, To Mar. 2019

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2018, To Mar. 2019

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2018, To Mar. 2019

  Hydraulics, Laboratory

  Spring, 工学部
• From Apr. 2018, To Mar. 2019

  Science on water, soil and ecosystems

  Fall, 全学共通科目
• From Apr. 2018, To Mar. 2019

  Global Survaivability Studies

  Spring, 工学研究科
• From Apr. 2018, To Mar. 2019

  Sustainability Science for Global Survivability

  Spring, 全学共通科目
• From 01 Apr. 2015, To 31 Mar. 2016

  Hydro-Meteorologically Based Disaster Prevention

  Spring, 工学研究科
• From 01 Apr. 2017, To 31 Mar. 2018

  Hydro-Meteorologically Based Disaster Prevention

  Spring, 工学研究科
• From 01 Apr. 2016, To 31 Mar. 2017

  Case Studies Harmonizing Disaster Management and Environment

  Spring, 工学研究科
• From Apr. 2019, To Mar. 2020

  Experiments on Hydraulics

  Spring, 工学部
• From Apr. 2019, To Mar. 2020

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2019, To Mar. 2020

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2019, To Mar. 2020

  Hydro-meteorologically based Disaster Prevention

  Spring, 工学研究科
• From Apr. 2019, To Mar. 2020

  Hydraulics, Laboratory

  Spring, 工学部
• From Apr. 2019, To Mar. 2020

  Science on water, soil and ecosystems

  Fall, 全学共通科目
• From Apr. 2019, To Mar. 2020

  Case Studies Harmonizing Disaster Management and Environment Conservation

  Spring, 工学研究科
• From Apr. 2019, To Mar. 2020

  Global Survivability Studies

  Spring, 工学研究科
• From Apr. 2019, To Mar. 2020

  Sustainability Science for Global Survivability

  Spring, 全学共通科目
• From Apr. 2020, To Mar. 2021

  Experiments on Hydraulics

  Fall, 工学部
• From Apr. 2020, To Mar. 2021

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2020, To Mar. 2021

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2020, To Mar. 2021

  Experiments on Hydraulics

  Fall, 工学部
• From Apr. 2020, To Mar. 2021

  Science on water, soil and ecosystems

  Fall, 全学共通科目
• From Apr. 2020, To Mar. 2021

  Case Studies Harmonizing Disaster Management and Environment Conservation

  Spring, 工学研究科
• From Apr. 2020, To Mar. 2021

  Global Survivability Studies

  Spring, 工学研究科
• From Apr. 2020, To Mar. 2021

  Sustainability Science for Global Survivability

  Spring, 全学共通科目
• From Apr. 2021, To Mar. 2022

  Experiments on Hydraulics

  Fall, 工学部
• From Apr. 2021, To Mar. 2022

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2021, To Mar. 2022

  Fundamentals of Hydrology

  Spring, 工学部
• From Apr. 2021, To Mar. 2022

  Hydro-meteorologically based Disaster Prevention

  Spring, 工学研究科
• From Apr. 2021, To Mar. 2022

  Experiments on Hydraulics

  Fall, 工学部
• From Apr. 2021, To Mar. 2022

  Science on water, soil and ecosystems

  Fall, 全学共通科目
• From Apr. 2021, To Mar. 2022

  Case Studies Harmonizing Disaster Management and Environment Conservation

  Spring, 工学研究科
• From Apr. 2021, To Mar. 2022

  Global Survivability Studies

  Spring, 工学研究科
• From Apr. 2021, To Mar. 2022

  Sustainability Science for Global Survivability

  Spring, 全学共通科目

Participation in PhD Defense

• Parameter Regionalization of a Distributed Hydrological Model Using Geospatial Datasets for Flood Prediction in Ungauged Basins

  FENG SHI, Graduate School of Engineering, Sub-chief Examiner

  24 Mar. 2025
• Flash Flood Hazard Assessment using Hydrological and Machine Learning Models with Multi-Satellite-Based Precipitation and d4PDF Climate data sets in Saudi Arabia

  FAHAD SALEH M ALAMOUDI, Graduate School of Engineering, Sub-chief Examiner

  24 Mar. 2025
• Assessing the Effectiveness of Artificial Neural Networks in Spatial Downscaling of Precipitation Data

  ILHAM KHATEEB, Graduate School of Engineering, Sub-chief Examiner

  24 Mar. 2025
• Shoreline Behavior Analysis and Wave-Calibrated Shoreline Modeling: Hindcasting and Projecting Changes at Hasaki Beach

  Xinyu Chen, Graduate School of Engineering, Sub-chief Examiner

  24 Mar. 2025
• マルチフラクタルに着目した線状対流系豪雨の組織化過程解析及び発生検知手法への応用

  ONO AKIYUKI, Graduate School of Engineering, Sub-chief Examiner

  25 Mar. 2024
• Integrated Hydrological Modeling in Glaciated Mountain Basins: A Case Study in the Tien-Shan Mountains of Kyrgyzstan

  SADYROV SANJAR, Graduate School of Engineering, Sub-chief Examiner

  25 Mar. 2024
• IMPACTS OF LANDUSE CHANGE ON RAINFALL-RUNOFF PROCESS AT HUMID TROPICAL HILLSLOPES IN INDONESIA

  EILIF KURNIA DEDA DJAMRES, Graduate School of Engineering, Chief Examiner

  25 Mar. 2024
• Evaluating the impacts of climate change on flooding and socio-economic risk using a large ensemble dataset in the Lower Chao Phraya River Basin, Thailand

  Aakanchya Budhathoki, Graduate School of Engineering, Sub-chief Examiner

  25 Mar. 2024
• Computationally efficient methods of water level and streamflow assimilation in distributed hydrological modeling

  Manoj Khaniya, Graduate School of Engineering, Sub-chief Examiner

  25 Mar. 2024
• 降雨時列車運転規制への活用のための地形性降雨を考慮した短時間降雨予測手法の開発に関する研究

  NAKABUCHI YOHEI, Graduate School of Engineering, Sub-chief Examiner

  25 Sep. 2023
• Xバンド偏波レ－ダ－を用いた新雪密度の推定手法の開発に関する研究

  TAKAMI KAZUYA, Graduate School of Engineering, Sub-chief Examiner

  25 Sep. 2023
• The Response of Lake Water Levels to Precipitation‐Case Study of Lake Biwa‐

  IWAKI MAHO, Graduate School of Engineering, Sub-chief Examiner

  25 Mar. 2024
• Development of Quantitative Risk Prediction Method of the Guerrilla Heavy Rainfall using Polarimetric Radars and its Application for the Flash Flood Guidance

  Kim Hwayeon, Graduate School of Engineering, Sub-chief Examiner

  26 Sep. 2022
• IMPACTS OF CLIMATE CHANGE AND HYDROPOWER DAMS ON FLOW REGIMES AND FLOOD INUNDATION IN THE MEKONG RIVER BASIN

  STEVEN LY, Graduate School of Engineering, Sub-chief Examiner

  26 Sep. 2022
• 不飽和浸透流の解析手法と降雨流出モデルへの応用

  SUGAWARA YOSHITO, Graduate School of Engineering, Sub-chief Examiner

  23 Mar. 2022
• IMPACTS OF CLIMATE CHANGE ON THE QUANTITY AND TIMING OF RIVER FLOW IN THE UPPER INDUS BASIN, KARAKORAM-HIMALAYA, PAKISTAN

  MUHAMMAD SOHAIB BAIG, Graduate School of Engineering, Sub-chief Examiner

  26 Jul. 2021
• DEVELOPMENT OF A NEW HIGH-STRESS DYNAMIC-LOADING RING-SHEAR APPARATUS AND ITS APPLICATION TO LARGE-SCALE LANDSLIDES(動的載荷高圧リングせん断試験機の開発と大規模地すべりへの適用)

  DANG QUANG KHANG, Sub-chief Examiner

  24 Sep. 2015
• INTEGRATED IMPACT ASSESSMENT OF CLIMATE CHANGE ON HYDROLOGY OF THE XEDONE RIVER BASIN, LAO PDR(ラオス国セドン川における水文への気候変化の影響に関する統合的評価手法に関する研究)

  BOUNHIENG VILAYSANE, Sub-chief Examiner

  25 Jan. 2016
• IMPACTS OF CLIMATE CHANGE AND ANTHROPOGENIC ACTIVITIES ON CATCHMENT WATER BALANCE AND HYDROLOGIC EXTREMES(流域水収支と水文極値に対する気候変動及び人間活動の影響)

  胡　茂川, Sub-chief Examiner

  23 Mar. 2016
• Landslide Hazard Assessment on the Upstream of Dam Reservoir(ダム貯水池の上流域における地すべり災害の評価に関する研究)

  HENDY SETIAWAN, Sub-chief Examiner

  23 Mar. 2017
• FLUVIAL INFLUENCE ON ESTUARINE SEDIMENT TRANSPORT PROCESSES AND LINKAGE OF ITS OUTFLOW DATA TO COASTAL MODELING(河口土砂輸送過程に及ぼす河川の影響と海岸モデルへの河川流出情報の結合)

  TROSELJ, JOSKO, Sub-chief Examiner

  24 Nov. 2016
• HYDROGRAPH-SEPARATION-BASED NON-POINT SOURCE POLLUTION MODELLING IN THE PINGQIAO RIVER BASIN，CHINA(中国平橋川流域を対象にした流出ハイドログラフ成分分離法による非点源汚染モデリングの研究)

  薛　寒, Sub-chief Examiner

  23 Mar. 2017
• Estimating Time of Concentration by Reflecting Flood Inundation Effects and Hazard Mapping(氾濫の影響を反映した洪水到達時間の推定とハザードマッピング)

  ＣＨＯＮＧ，Ｋｈａｉ　Ｌｉｎ, Sub-chief Examiner

  25 Sep. 2017
• IMPACT OF RAPID DEVELOPMENT GROWTH ON WATER RESOURCES SITUATION IN TOURISM DEPENDENT ECONOMY： A CASE STUDY OF BALI, INDONESIA(観光依存経済圈における高度成長が水資源状況に及ぼす影響：インドネシア国バリ島を対象に)

  ＳＩＳＫＡ，Ｅｖａ　Ｍｉａ, Sub-chief Examiner

  26 Mar. 2018
• ASSESSMENT OF HYDRO-METEOROLOGICAL DROUGHTS RELATED TO ENSO IN LOMBOK AND SUMATRA ISLANDS, INDONESIA(インドネシア国ロンボク島とスマトラ島を対象にしたENSOの水文気象渇水評価)

  KARLINA, Sub-chief Examiner

  26 Mar. 2018
• DEVELOPMENT OF HAZARD ASSESSMENT TECHNOLOGY OF THE PRECURSOR STAGE OF LANDSLIDES(前兆段階にある地すべりの災害危険度評価技術の開発)

  Lam Huu Quang

  26 Mar. 2018
• MECHANISMS AND HAZARD ASSESSMENT OF RAINFALL-INDUCED LANDSLIDE DAMS(豪雨による地すべりダム発生機構と災害危険度評価)

  PHAM VAN TIEN, Sub-chief Examiner

  26 Mar. 2018
• ANALYZING AND CATEGORIZING FLOOD DISASTER-RELATED TWEETS FOR EMERGENCY RESPONSE(危機対応を目的とした洪水災害関連ツイートの分析と分類)

  石　咏雪, Sub-chief Examiner

  25 Mar. 2019
• 中山間地における洪水リスク評価およびリスク情報の共有・伝達に関する研究

  栗林　大輔, Sub-chief Examiner

  25 Mar. 2019
• 流出解析分野における数理最適化に関する研究

  松本　和宏, Sub-chief Examiner

  23 Jul. 2019
• A COUPLED HYDROLOGICAL－ GEOTECHNICAL FRAMEWORK FOR FORECASTING SHALLOW LANDSLIDE HAZARD(水文学と地盤工学の手法を融合した表層崩壊の発生予測に関する研究)

  NGUYEN DUC HA, Sub-chief Examiner

  25 Nov. 2019
• ASSESSMENT OF CLIMATE AND LAND USE CHANGE IMPACTS ON FLOOD INUNDATION IN A HUMID TROPICAL RIVER BASIN：A CASE STUDY OF SUMATRA ISLAND IN INDONESIA(気候変動と土地利用変化が湿潤熱帯流域の洪水氾濫に及ぼす影響評価：インドネシア国スマトラ島における事例研究)

  山本　浩大, Sub-chief Examiner

  23 Mar. 2021
• Impact of Climate Change on Flood Inundation in the Lower Mekong Basin Considering Various Sources of Climate Outputs(様々な気候変動予測を用いたメコン川下流域の氾濫への気候変動影響)

  TRY SOPHAL, Sub-chief Examiner

  23 Mar. 2021

Participation in PhD Defenses (other than KU)

• RISK-BENEFIT ANALYSES TO BALANCE FLOOD RISK, LIVELIHOODS AND ECOSYSTEM SERVICES

  Andrea Mariel Juárez Lucas, 政策研究大学院大学, 日本, Sub-chief Examiner

  22 Jul. 2016
• Comparative assessment of hydrologic functions at large river basins and their responses to climate change

  Rodrigo Fernandez Reynosa, 政策研究大学院大学, 日本, Chief Examiner

  16 Sep. 2015
• Assessment of Climate Change Impact on Hydrology of the Ganges-Brahmaputra-Meghna Basin

  Muhammad Masood , 政策大学院大学, 日本, Sub-chief Examiner

  17 Jul. 2015
• Influence of Climate Change, and Morphology and landuse change on Water Partitioning

  Phoebe Pauline Ingado Onjira, Karlsruher Institut für Technologie (KIT), ドイツ, Sub-chief Examiner

  14 May 2020

Student achievements: Awards

• 年次学術講演会優秀発表賞

  山本浩大, 土木学会関西支部, 16 Jun. 2018
• 年次学術講演会優秀発表賞

  菅原快斗, 土木学会関西支部, 27 May 2017
• 年次学術講演会優秀発表賞

  石 咏雪, 土木学会関西支部, 22 May 2016
• 学術奨励賞

  山本浩大, 自然災害学会, 08 Oct. 2018
• 年次学術講演会優秀発表賞

  荒木稜香, 土木学会関西支部, 25 May 2019

Part-time lecturer

• From 01 Apr. 2024, To 31 Mar. 2025

  水文学基礎、特別研究、Fundamentals of Hydrology、Graduation Research

  総時間数320時間 , 京都大学, 工学部
• From 01 Apr. 2023, To 31 Mar. 2024

  Fundamentals of Hydrology、Experiments on Hydraulics、Graduation Research

  総時間数320時間, 京都大学, 工学部
• From 24 Sep. 2023, To 31 Mar. 2024

  水防災工学

  期間中4回、1回 90分, 公立大学法人大阪
• From 01 Apr. 2022, To 31 Mar. 2023

  水文学基礎、水理実験、特別研究、Fundamentals of Hydrology、Experiments on Hydraulics、Graduation Research

  総時間数320時間, 工学部
• From 24 Sep. 2022, To 31 Mar. 2023

  水防災工学

  期間中4回、1回 90分, 公立大学法人大阪

Administration

Faculty management (title, position)

• From 01 Apr. 2024, To 31 Mar. 2026

  防災研究所共同利用・共同研究拠点委員会 事務局
• From 01 Apr. 2024, To 31 Mar. 2026

  防災研究所研究企画推進室　委員
• From 01 Apr. 2024, To 31 Mar. 2026

  防災研究所将来計画検討委員会
• From 01 Aug. 2022, To 31 Mar. 2024

  防災研究所男女共同参画推進専門委員会 委員
• From 01 Apr. 2023, To 31 Mar. 2024

  防災研究所将来計画検討委員会 委員
• From 01 Apr. 2023, To 31 Mar. 2024

  防災研究所施設整備専門委員会 委員
• From 01 Apr. 2015, To 31 Mar. 2017

  防災研究所情報セキュリティ委員会委員
• From 01 Apr. 2017, To 31 Mar. 2019

  防災研究所厚生委員会
• From 01 Apr. 2017, To 31 Mar. 2019

  防災研究所広報・出版専門委員会
• From 01 Apr. 2019, To 31 Mar. 2021

  防災研究所広報・出版専門委員会
• From 01 Apr. 2019, To 31 Mar. 2021

  防災研究所図書専門委員会
• From 01 Oct. 2019, To 30 Sep. 2020

  防災研究所安全衛生委員会
• From 01 May 2020, To 30 Apr. 2022

  宇治構内保安・交通対策委員会
• From 01 Apr. 2021, To 31 Mar. 2023

  防災研究所研究企画推進室会議
• From 01 Apr. 2021, To 31 Mar. 2023

  防災研究所人権委員会
• From 01 Apr. 2021, To 31 Mar. 2023

  防災研究所共同利用・共同研究拠点委員会

Academic, Social Contribution

Committee Memberships

• From Mar. 2025, To Present

  社会資本整備審議会河川分科会専門委員, Ministry of Land, Infrastructure, Transport and Tourism
• From Oct. 2023

  Committee member, MLIT SBIR
• From Nov. 2023, To Present

  委員, 静岡市二級河川巴川流域水位・氾濫域予測システム構築研究会
• From Nov. 2023, To Present

  委員, 滋賀県流域治水推進審議会
• From Nov. 2023, To Present

  Secretariat, UNESCO IHP RSC for Asia and the Pacific
• From Apr. 2023, To Present

  委員, 国土交通省人工衛星画像データの水害への活用検討ワーキンググループ
• From Apr. 2023, To Present

  評議員, 日本自然災害学会
• From Apr. 2021, To Present

  委員, 環境省 気候変動による災害激甚化に関する影響評価検討委員会
• From Apr. 2020, To Present

  調査委員, 日本ユネスコ国内委員会科学小委員会
• From Aug. 2021, To Sep. 2023

  委員, 日本学術会議 土木工学・建築学委員会 気候変動と国土分科会 流域治水に資する建築物の耐水設計検討小委員会
• From Dec. 2022, To Mar. 2023

  委員, 気候関連情報開示における物理的リスク評価に関する懇談会
• From Jun. 2023, To May 2025

  Committee on Hydroscience and Hydraulic Engineering, Secretary general, Japan Society for Civil Engineers
• From Apr. 2021, To Mar. 2022

  Kansai Branch, General Officer, Japan Society for Civil Engineers
• From 01 Dec. 2020, To 30 Nov. 2022

  -, -
• From 01 Dec. 2020, To 30 Nov. 2022

  -, Japan Society for Civil Engineers
• From 01 Apr. 2020, To 31 Mar. 2021

  -, Japan Society for Civil Engineers
• From 01 Dec. 2020

  -, Japan Society for Civil Engineers
• From 01 Sep. 2020

  -, Japan Society of Hydrology and Water Resources
• From 01 Sep. 2012, To 31 Aug. 2020

  -, Japan Society of Hydrology and Water Resources
• From 20 Aug. 2020

  -, Japan Society for Civil Engineers
• From 01 Jul. 2020

  -, Japan Society for Civil Engineers
• From 01 Apr. 2020

  -, Japan Society for Natural Disaster Science
• From 01 Apr. 2017, To 31 Mar. 2020

  -, Japan Society of Natual Disaster Science
• From 01 Sep. 2016, To 31 Mar. 2020

  -, Japan Society of Natual Disaster Science
• From 01 Apr. 2016, To 31 Mar. 2020

  -, Japan Society for Natural Disaster Science
• From 01 Apr. 2016, To 31 Mar. 2020

  -, Japan Society of Natual Disaster Science
• From 01 Oct. 2017, To 30 Sep. 2019

  -, Japan Society for CIvil Engineers
• From 01 Jun. 2019

  Committee on Hydroscience and Hydraulic Engineering, Japan Society for Civil Engineers
• From 18 Oct. 2016, To 30 Sep. 2018

  -, Japan Society of Hydrology and Water Resources
• From 29 Jul. 2018, To 31 Jul. 2018

  -, -
• From Apr. 2018, To May 2023

  -, Japan Society for Civil Engineers
• From 08 Dec. 2017, To 09 Dec. 2017

  -, -
• From 15 Nov. 2017, To 16 Nov. 2017

  -, -
• From 03 Nov. 2017, To 03 Nov. 2017

  -, -
• From 01 Oct. 2017, To 05 Oct. 2017

  -, -
• From 01 Sep. 2015, To 31 Aug. 2017

  -, Japan Society for CIvil Engineers
• From 01 Jul. 2015, To 30 Jun. 2017

  -, Japan Society of Civil Engineers
• From Apr. 2017, To May 2023

  -, Japan Society for CIvil Engineers
• From 01 Sep. 2016

  -, Japan Society of Hydrology and Water Resources
• From 01 Sep. 2016

  -, Japan Society for Civil Engineers
• From 01 Sep. 2016

  -, Japan Society for CIvil Engineers
• From 01 Sep. 2008, To 31 Aug. 2016

  -, Japan Society of Hydrology and Water Resources
• From 01 Apr. 2015, To 09 Jun. 2016

  -, -
• From 24 Mar. 2016, To 26 Mar. 2016

  -, -
• From 01 Aug. 2012, To 30 Sep. 2015

  -, -
• From 01 Sep. 2012, To 31 Aug. 2015

  -, Japan Society of Hydrology and Water Resources
• From 01 Sep. 2009

  -, Japan Society for CIvil Engineers
• From 2008, To 2009

  Hydrological Section Secretary, Financial Support Committee Member (2008 - Current), Asia Oceania Geosciences Society
• Editorial Board Member of Hydrological Research Letters(2008.9-Current), Japan Society of Hydrology and Water Resources

Academic Contribution

• -

  Panel moderator

  -, From 05 Nov. 2020, To 05 Nov. 2020

  
• -

  Planning, management, etc.

  -, From 18 Dec. 2019, To 18 Dec. 2019

  
• -

  Panel moderator

  -, From 11 Nov. 2019, To 11 Nov. 2019

  
• -

  Other

  -, From 01 Nov. 2019

  
• -

  Panel moderator

  -, From 11 Sep. 2019, To 11 Sep. 2019

  
• -

  Other

  -, From 30 Jul. 2018, To 31 Mar. 2019

  
• -

  Other

  -, From 30 Jul. 2018, To 31 Mar. 2019

  
• -

  Planning, management, etc.

  -, From 04 Dec. 2018, To 04 Dec. 2018

  
• -

  Other

  -, From 30 Jul. 2017, To 31 Mar. 2018

  
• -

  Panel moderator

  -, From 07 Mar. 2018, To 07 Mar. 2018

  
• -

  Panel moderator

  -, From 14 Dec. 2017, To 14 Dec. 2017

  
• -

  Panel moderator

  -, From 07 Sep. 2017, To 07 Sep. 2017

  
• -

  Panel moderator

  -, From 17 Sep. 2016, To 17 Sep. 2016

  
• -

  Panel moderator

  -, From 08 Sep. 2016, To 08 Sep. 2016

  
• -

  Other

  -, From 30 Sep. 2015, To 31 Mar. 2016

  
• -

  Other

  -, From 30 Sep. 2015, To 31 Mar. 2016

  
• -

  Other

  -, From 31 Aug. 2009, To 31 Mar. 2010

  

Social Contribution

• 土木工学・建築学委員会 気候変動と国土分科会 流域治水に資する建築物の耐水設計検討小委員会

  Other

  学術会議, From 06 Jan. 2022, To Present

  
• 気候関連情報開示（TCFD等）における物理的リスク評価

  Consultant

  国土交通省, 気候関連情報開示における物理的リスク評価に関する懇談会, From 01 Dec. 2022, To 31 Mar. 2023

  
• -

  Other

  -, From 01 May 2020, To 31 Mar. 2021

  
• -

  Other

  -, From 01 Apr. 2020

  
• -

  Other

  -, From 19 Oct. 2019, To 19 Oct. 2019

  
• -

  Other

  -, From 28 May 2019, To 28 May 2019

  
• -

  Other

  -, From 13 Apr. 2019, To 13 Apr. 2019

  
• -

  Other

  -, From 21 Dec. 2018, To 21 Dec. 2018

  
• -

  Other

  -, From 02 Oct. 2018, To 02 Oct. 2018

  
• -

  Other

  -, From 01 Oct. 2018

  
• -

  Other

  -, From 01 Oct. 2017, To 30 Sep. 2018

  
• -

  Other

  -, From 29 Aug. 2018, To 29 Aug. 2018

  
• -

  Other

  -, From 09 Aug. 2018, To 09 Aug. 2018

  
• -

  Other

  -, From 30 Jun. 2018, To 30 Jun. 2018

  
• -

  Other

  -, From 25 May 2018, To 25 May 2018

  
• -

  Other

  -, From 21 Jan. 2018, To 21 Jan. 2018

  
• -

  Other

  -, From 16 Jan. 2018, To 16 Jan. 2018

  
• -

  Other

  -, From 15 Jan. 2018, To 15 Jan. 2018

  
• -

  Other

  -, From 22 Dec. 2017, To 22 Dec. 2017

  
• -

  Other

  -, From 20 Dec. 2017, To 20 Dec. 2017

  
• -

  Other

  -, From 18 Dec. 2017, To 18 Dec. 2017

  
• -

  Other

  -, From 02 Dec. 2017, To 02 Dec. 2017

  
• -

  Other

  -, From 08 Nov. 2017, To 08 Nov. 2017

  
• -

  Other

  -, From 07 Nov. 2017, To 07 Nov. 2017

  
• -

  Other

  -, From 23 Oct. 2017, To 23 Oct. 2017

  
• -

  Other

  -, From 11 Oct. 2017, To 11 Oct. 2017

  
• -

  Other

  -, From 01 Oct. 2016, To 30 Sep. 2017

  
• -

  Other

  -, From 08 Sep. 2017, To 08 Sep. 2017

  
• -

  Other

  -, From 01 Jun. 2017

  
• -

  Other

  -, From 02 Jun. 2016, To 02 Jun. 2016

  
• -

  Other

  -, From 26 Jan. 2016, To 26 Jan. 2016

  
• -

  Other

  -, From 25 Jun. 2015, To 25 Jun. 2015

  
• -

  Other

  -, From 01 Oct. 2010, To 31 Mar. 2012