Basic Information

Affiliated programs (koza)

• Graduate School of Science, 地球惑星科学専攻 応用気象・海洋学講座, 准教授

Email Address

• Email Address

  ito.kosuke.2ikyoto-u.ac.jp

Professional Memberships

• From Jun. 2010, To Present

  アメリカ気象学会
• From Feb. 2009, To Present

  日本地球惑星科学連合
• From Jan. 2009, To Present

  アメリカ地球物理学連合
• From 2009, To Present

  日本海洋学会
• From 2007, To Present

  日本気象学会

Academic Degree

• 24 Mar. 2008

  京都大学修士（理学）
• 23 Mar. 2011

  京都大学博士（理学）

Academic Resume (Graduate Schools)

• Kyoto University, Doctral course, Graduate School of Science, Division of Earth and Planetary Sciences, complete
• Kyoto University, Master's course, Graduate School of Science, Division of Earth and Planetary Sciences, complete

Academic Resume (Undergraduate School/Majors)

• 京都大学, 理学部, 卒業

Research History

• From Jun. 2023, To Present

  Yokohama National University, 台風科学技術研究センター, IMS客員准教授
• From Apr. 2023, To Present

  Kyoto University, Disaster Prevention Research Institute, Associate Professor
• From Oct. 2021, To Mar. 2023

  Yokohama National University, 台風科学技術研究センター(TRC), IAS客員准教授
• From Apr. 2019, To Mar. 2024

  Meteorological Research Institute, 気象観測研究部, 客員研究員
• From Apr. 2022, To Mar. 2023

  Kyoto University, Faculty of Science, 非常勤講師
• From Apr. 2021, To Mar. 2023

  Kyoto University, 地球惑星科学科, 客員准教授
• From Aug. 2018, To Mar. 2023

  University of the Ryukyus, Faculty of Science, Department of Physics and Earth Sciences, Earth Sciences Program, 准教授
• From Apr. 2021, To Sep. 2021

  The Open University of Japan, 非常勤講師
• From Apr. 2019, To Mar. 2020

  Japan Agency for Marine-Earth Science and Technology, 付加価値情報創生部門情報エンジニアリングプログラム, 招聘主任研究員
• From Aug. 2018, To May 2019

  University of the Ryukyus, 広報戦略本部, 准教授
• From Apr. 2018, To Mar. 2019

  Japan Agency for Marine-Earth Science and Technology, ビッグデータ活用予測プロジェクトチーム高精度メソスケール気象予測研究ユニット, 招聘研究員
• From Apr. 2012, To Mar. 2019

  Meteorological Research Institute, 予報研究部, 客員研究員
• From Jul. 2016, To Jul. 2018

  University of the Ryukyus, 広報戦略本部, 助教
• From Apr. 2014, To Jul. 2018

  University of the Ryukyus, Faculty of Science, Department of Physics and Earth Sciences, Earth Sciences Program, 助教
• From Apr. 2013, To Mar. 2014

  慶応大学, 法学部, 非常勤講師
• From Apr. 2012, To Mar. 2014

  Japan Agency for Marine-Earth Science and Technology, 地球環境変動領域, ポストドクトラル研究員
• From Jun. 2011, To Mar. 2012

  国立台湾大学, 台風動力研究室, ポストドクトラル研究員
• From Apr. 2011, To May 2011

  Kyoto University, Faculty of Science, 教務補佐員
• From Apr. 2009, To Mar. 2011

  日本学術振興会, 特別研究員
• From Aug. 2008, To Mar. 2009

  Kyoto University, Faculty of Science, リサーチアシスタント
• From Jun. 2007, To Mar. 2008

  Kyoto University, Faculty of Science, ティーチングアシスタント

ID,URL

• J-Global ID

  201401013541199910

• Researcher number

  10634123

• External link

  http://kaken.nii.ac.jp/d/r/10634123.ja.html

researchmap URL

• https://researchmap.jp/itokosk

Research

Research Topics, Overview of the research

• Research Topics

  台風や集中豪雨等の極端大気現象，大気海洋相互作用．

Research Interests

• 台風，集中豪雨，数値予報，データ同化，大気海洋相互作用

Research Areas

• Natural sciences, Atmospheric and hydrospheric science

Papers

• Demonstration of Artificial Bay Windbreak Experiments for Reduction of Typhoon Winds and Resultant Storm Surges in Tokyo Bay

  Hironori Fudeyasu; Kousuke Ito; Nobuhito Mori; Yasutomo Kiyohara; Yuji Araki; Takuya Miyashita; Hiroaki Yoshioka

  SOLA, 2025

  
• Tropical Cyclone Track and Intensity Predictions in the Western North Pacific Basin Using Pangu-Weather and JMA Initial Conditions

  Munehiko YAMAGUCHI; Yasutaka IKUTA; Kosuke ITO; Masaki SATOH

  Journal of the Meteorological Society of Japan. Ser. II, 2025

  
• Recent Research and Operational Tools for Improved Understanding and Diagnosis of Tropical Cyclone Inner Core Structure

  Kosuke ITO; Yoshiaki MIYAMOTO; Chun-Chieh WU; Anthony DIDLAKE; James HLYWIAK; Yi-Hsuan HUANG; Tsz-Kin LAI; Lauren PATTIE; Nannan QIN; Udai SHIMADA; Dandan TAO; Yohei YAMADA; Jun A. ZHANG; Sachie KANADA; Derrick HERNDON

  Journal of the Meteorological Society of Japan. Ser. II, 2025

  
• Analysis of Tropical Cyclone Rapid Intensification in the Southwest Pacific Region

  Edward MARU; Kosuke ITO; Hiroyuki YAMADA

  Journal of the Meteorological Society of Japan. Ser. II, 2025

  
• Evaluation of rainfall prediction in the vicinity of Solomon Islands with a high-resolution non-hydrostatic model

  Kosuke Ito; Edward Maru

  Hydrological Research Letters, 2024

  
• Editorial for the special edition on tropical cyclones in 2015 – 2016

  Hironori Fudeyasu; Kosuke Ito; Masuo Nakano; Masaru Inatsu; Yoshiyuki Kajikawa; Sachie Kanada

  Journal of the Meteorological Society of Japan, 2019

  
• Effects of the Assimilation of Relative Humidity Reproduced From T-PARCII and Himawari-8 Satellite Imagery Using Dynamical Initialization and Ocean-Coupled Model: A Case Study of Typhoon Lan (2017)

  Jae-Deok Lee; Doo-Sun R. Park; Kosuke Ito; Chun-Chieh Wu

  Journal of Geophysical Research: Atmospheres, 01 Sep. 2021

  
• Revisiting Koba’s Relationship to Improve Minimum Sea-Level Pressure Estimates of Western North Pacific Tropical Cyclones

  Masataka AIZAWA; Kosuke ITO; Udai SHIMADA

  Journal of the Meteorological Society of Japan. Ser. II, 2024

  
• Forecast and Numerical Simulation Studies on Meso/Micro-scale High-Impact Weathers Using High-Performance Computing in Japan

  Kazuo Saito; Takuya Kawabata; Hiromu Seko; Takemasa Miyoshi; Le Duc; Tsutao Oizumi; Masaru Kunii; Guixing Chen; Kosuke Ito; Junshi Ito; Sho Yokota; Wataru Mashiko; Kenichiro Kobayashi; Shin Fukui; Eigo Tochimoto; Arata Amemiya; Yasumitsu Maejima; Takumi Honda; Hiroshi Niino; Masaki Satoh

  Numerical Weather Prediction: East Asian Perspectives, 21 Nov. 2023, Invited

  
• Tropical Cyclone Track Modified by a Front Located to the Northeast

  Soichiro Hirano; Kosuke Ito; Hiroyuki Yamada

  SOLA, 27 Jun. 2023, Peer-reviewed

  
• Recent Advancements in Aircraft and In Situ Observations of Tropical Cyclones

  Heather M. Holbach; Olivier Bousque; Lisa Bucci; Paul Chang; Joe Cione; Sarah; Ditchek, Jim Doyle; Jean-Philippe Duvel; Jack Elston; Gustavo Goni; Kai Kwong; Hon; Kosuke Ito; Zorana Jelenak; Xiaotu Lei; Rick Lumpkin; Clive R. McMahon; Christopher Reason; Elizabeth Sanabia; Lynn Keith Shay; Jason A. Sippel; Andrey Sushko; Jie Tang; Kazuhisa Tsuboki; Hiroyuki Yamada; Jonathan Zawislak; Jun A. Zhang

  Recent Advancements in Aircraft and In Situ Observations of Tropical Cyclones, Jun. 2023, Peer-reviewed

  
• Three-Dimensional Fujiwhara Effect for Binary Tropical Cyclones in the Western North Pacific

  Kosuke Ito; Soichiro Hirano; Jae-Deok Lee; Johnny C. L. Chan

  Monthly Weather Review, Jul. 2023, Peer-reviewed, Lead author, Corresponding author

  
• Importance of self‐induced vertical wind shear and diabatic heating on the Fujiwhara effect

  Jae‐Deok Lee; Kosuke Ito; Johnny C. L. Chan

  Quarterly Journal of the Royal Meteorological Society, 24 Apr. 2023, Peer-reviewed, Corresponding author

  
• Thermodynamic and kinematic structure of tropical cyclones in the western North Pacific based on ACARS/AMDAR

  Kosuke Ito; Ren Yamamoto

  Frontiers in Earth Science, 05 Dec. 2022, Peer-reviewed

  
• Bias in Near-Real-Time Global Sea Surface Temperature Analysis of Japan Meteorological Agency Associated with Tropical Cyclone Passages in Western North Pacific

  Kosuke ITO

  Journal of the Meteorological Society of Japan. Ser. II, Apr. 2022, Peer-reviewed, Lead author, Last author, Corresponding author

  
• On the Rapid Weakening of Typhoon Trami (2018): Strong Sea Surface Temperature Cooling Associated with Slow Translation Speed

  Kuo-Feng Chang; Chun-Chieh Wu; Kosuke Ito

  Monthly Weather Review, 04 Oct. 2022, Peer-reviewed

  
• Deep Eye Clouds in Tropical Cyclone Trami (2018) during T-PARCII Dropsonde Observations

  Soichiro Hirano; Kosuke Ito; Hiroyuki Yamada; Satoki Tsujino; Kazuhisa Tsuboki; Chun-Chieh Wu

  Journal of the Atmospheric Sciences, Mar. 2022, Peer-reviewed

  
• Domain knowledge integration into deep learning for typhoon intensity classification

  Maiki Higa; Shinya Tanahara; Yoshitaka Adachi; Natsumi Ishiki; Shin Nakama; Hiroyuki Yamada; Kosuke Ito; Asanobu Kitamoto; Ryota Miyata

  Scientific Reports, Dec. 2021, Peer-reviewed

  
• The Double Warm-Core Structure of Typhoon Lan (2017) as Observed through the First Japanese Eyewall-Penetrating Aircraft Reconnaissance

  Hiroyuki YAMADA; Kosuke ITO; Kazuhisa TSUBOKI; Taro SHINODA; Tadayasu OHIGASHI; Munehiko YAMAGUCHI; Tetsuo NAKAZAWA; Norio NAGAHAMA; Kensaku SHIMIZU

  Journal of the Meteorological Society of Japan. Ser. II, 2021, Peer-reviewed

  
• Intensification and Maintenance of a Double Warm-core Structure in Typhoon Lan (2017) Simulated by a Cloud-resolving Model

  Satoki Tsujino; Kazuhisa Tsuboki; Hiroyuki Yamada; Tadayasu Ohigashi; Kosuke Ito; Norio Nagahamato

  Journal of the Atmospheric Sciences, 30 Nov. 2020, Peer-reviewed

  
• 逆問題としての4次元データ同化

  伊藤耕介; 藤井陽介

  ながれ, 2020, Peer-reviewed

  
• Warm ocean accelerating tropical cyclone Hagibis (2019) through interaction with a mid-latitude westerly jet

  Kosuke Ito; Hana Ichikawa

  SOLA, 2020, Peer-reviewed

  
• Diurnal variation of the convective area and eye size associated with the rapid intensification of tropical cyclones

  Jae-Deok Lee; Chun-Chieh Wu; Kosuke Ito

  JOURNAL OF THE ATMOSPHERIC SCIENCES, 2020, Peer-reviewed

  
• Recent Progress in the Fundamental Understanding of Tropical Cyclone Motion

  Kosuke ITO; Chun-Chieh WU; Kelvin T; F. CHAN; Ralf TOUMI; Chris DAVIS

  Journal of the Meteorological Society of Japan, 2020, Peer-reviewed

  
• Analyses of Extreme Precipitation Associated with the Kinugawa River Flood in September 2015 Using a Large Ensemble Downscaling Experiment

  Mikiko Fujita; Tomonori Sato; Tomohito J. Yamada; Sho Kawazoe; Masuo Nakano; Kosuke Ito

  Journal of the Meteorological Society of Japan, Apr. 2019, Peer-reviewed

  
• Characteristics of Tropical Cyclone Rapid Intensification over the Western North Pacific

  Hironori Fudeyasu; Kosuke Ito; Yoshiaki Miyamoto

  Journal of Climate, Oct. 2018, Peer-reviewed

  
• Statistical analysis of tropical cyclones in the Solomon Islands

  Edward Maru; Taiga Shibata; Kosuke Ito

  Atmosphere, 12 Jun. 2018, Peer-reviewed

  
• Analysis and forecast using dropsonde data from the inner-core region of Tropical Cyclone Lan (2017) obtained during the first aircraft missions of T-PARCII

  Ito, K; H. Yamada; M. Yamaguchi; T. Nakazawa; N. Nagahama; K. Shimizu; T. Ohigashi; T. Shinoda; K. Tsuboki

  SOLA, 2018, Peer-reviewed

  
• Tropical cyclone forecasts for the western north pacific with high-resolution atmosphere and coupled atmosphere-ocean models

  Kosuke Ito; Masahiro Sawada; Munehiko Yamaguchi

  Papers in Meteorology and Geophysics, 2018, Peer-reviewed

  
• Preliminary Test of a Data Assimilation System with a Regional High-Resolution Atmosphere-Ocean Coupled Model Based on an Ensemble Kalman Filter

  Masaru Kunii; Kosuke Ito; Akiyoshi Wada

  MONTHLY WEATHER REVIEW, Feb. 2017, Peer-reviewed

  
• Sampling Error Damping Method for a Cloud-Resolving Model Using a Dual-Scale Neighboring Ensemble Approach

  Kazumasa Aonashi; Kozo Okamoto; Tomoko Tashima; Takuji Kubota; Kosuke Ito

  MONTHLY WEATHER REVIEW, Dec. 2016, Peer-reviewed

  
• Decadal-scale meridional shift of the typhoon recurvature latitude over five decades

  S. Nakano; K. Ito; K. Suzuki; G. Ueno

  INTERNATIONAL JOURNAL OF CLIMATOLOGY, Sep. 2016, Peer-reviewed

  
• Mesoscale Hybrid Data Assimilation System based on JMA Nonhydrostatic Model

  Kosuke Ito; Masaru Kunii; Takuya Kawabata; Kazuo Saito; Kazumasa Aonashi; Le Duc

  MONTHLY WEATHER REVIEW, Sep. 2016, Peer-reviewed

  
• Errors in Tropical Cyclone Intensity Forecast by RSMC Tokyo and Statistical Correction Using Environmental Parameters

  Kosuke Ito

  SOLA, 2016, Peer-reviewed

  
• Real data assimilation for optimization of frictional parameters and prediction of afterslip in the 2003 Tokachi-oki earthquake inferred from slip velocity by an adjoint method

  Masayuki Kano; Shin'ichi Miyazaki; Yoichi Ishikawa; Yoshihisa Hiyoshi; Kosuke Ito; Kazuro Hirahara

  GEOPHYSICAL JOURNAL INTERNATIONAL, Oct. 2015, Peer-reviewed

  
• Forecasting a Large Number of Tropical Cyclone Intensities around Japan Using a High-Resolution Atmosphere-Ocean Coupled Model

  Kosuke Ito; Tohru Kuroda; Kazuo Saito; Akiyoshi Wada

  WEATHER AND FORECASTING, Jun. 2015, Peer-reviewed

  
• 第6回WMOデータ同化シンポジウム参加報告

  榎本 剛; 川畑 拓矢; 藤田 匡; 古林 慎哉; 堀田 大介; 山崎 哲; 伊藤 耕介

  天気, Apr. 2015

  
• Recent Progress of the NHM-4DVAR towards a Super-High Resolution Data Assimilation

  Takuya Kawabata; Kosuke Ito; Kazuo Saito

  SOLA, 2014, Peer-reviewed

  
• Typhoon-Position-Oriented Sensitivity Analysis. Part I: Theory and Verification

  Kosuke Ito; Chun-Chieh Wu

  JOURNAL OF THE ATMOSPHERIC SCIENCES, Aug. 2013, Peer-reviewed

  
• Simultaneous Optimization of Air-Sea Exchange Coefficients and Initial Conditions near a Tropical Cyclone Using JNoVA

  Kosuke Ito; Takuya Kawabata; Teruyuki Kato; Yuki Honda; Yoichi Ishikawa; Toshiyuki Awaji

  JOURNAL OF THE METEOROLOGICAL SOCIETY OF JAPAN, Jun. 2013, Peer-reviewed

  
• An adjoint data assimilation method for optimizing frictional parameters on the afterslip area

  Masayuki Kano; Shin'ichi Miyazaki; Kosuke Ito; Kazuro Hirahara

  EARTH PLANETS AND SPACE, 2013, Peer-reviewed

  
• Super high-resolution mesoscale weather prediction

  K. Saito; T. Tsuyuki; H. Seko; F. Kimura; T. Tokioka; T. Kuroda; L. Duc; K. Ito; T. Oizumi; G. Chen; J. Ito

  24TH IUPAP CONFERENCE ON COMPUTATIONAL PHYSICS (IUPAP-CCP 2012), 2013, Peer-reviewed

  
• Tidal transport through the Tsugaru Strait - part I: Characteristics of the major tidal flow and its residual current

  Quang-Hung Luu; Kosuke Ito; Yoichi Ishikawa; Toshiyuki Awaji

  Ocean Science Journal, Dec. 2011, Peer-reviewed

  
• Short-Time-Scale Processes in a Mature Hurricane as a Response to Sea Surface Fluctuations

  Kosuke Ito; Yoichi Ishikawa; Yoshiaki Miyamoto; Toshiyuki Awaji

  JOURNAL OF THE ATMOSPHERIC SCIENCES, Oct. 2011, Peer-reviewed

  Access this paper :

  
• Erratum to Specifying air-sea exchange coefficients in the high-wind regime of a mature tropical cyclone by an adjoint data assimilation method [Scientific Online Letters on the Atmosphere (2010)]

  Kosuke Ito; Yoichi Ishikawa; Toshiyuki Awaji

  Scientific Online Letters on the Atmosphere, 2010, Peer-reviewed

  
• Specifying Air-Sea Exchange Coefficients in the High-Wind Regime of a Mature Tropical Cyclone by an Adjoint Data Assimilation Method

  Kosuke Ito; Yoichi Ishikawa; Toshiyuki Awaji

  SOLA, 2010, Peer-reviewed

  
• Estimation of Frictional Parameters and Initial Values of Simulation Variables Using an Adjoint Data Assimilation Method with Synthetic Afterslip Data

  Masayuki KANO; Shin'ichi MIYAZAKI; Kosuke ITO; Kazuro HIRAHARA

  Zisin (Journal of the Seismological Society of Japan. 2nd ser.), 2010, Peer-reviewed

  
• Combined effects of QBO and 11-year solar cycle on the winter hemisphere in a stratosphere-troposphere coupled system

  Kosuke Ito; Yoko Naito; Shigeo Yoden

  GEOPHYSICAL RESEARCH LETTERS, Jun. 2009, Peer-reviewed

  

Misc.

• 北西太平洋における台風の中心気圧推定の改善に向けた木場の関係式の再検討

  相澤 正隆; 伊藤 耕介; 嶋田 宇大

  京都大学防災研究所年報. B, Dec. 2024

  
• T-PARCIIのドロップゾンデ観測と気象庁全球予測システムを用いた台風Trami(2018)を対象とする観測システム実験

  山口宗彦; 石橋俊之; 中澤哲夫; 伊藤耕介; 伊藤耕介; 山田広幸; 大東忠保; 清水健作; 長浜則夫; 久保田尚之; 高橋幸弘; 加藤雅也; 金田幸恵; 吉岡真由美; 篠田太郎; 高橋暢宏; 坪木和久

  日本気象学会大会講演予稿集(CD-ROM), 2019

  
• Prediction of high-impact weather events by using a hybrid EnKF-4D-Var method

  伊藤 耕介; 国井 勝; 川畑 拓矢; 斉藤 和雄; 青梨 和正; Duc Le

  海洋. 号外 = Kaiyo monthly : カラー版, 2017

  
• Report on the 17th Workshop on Non-hydrostatic numerical modeling

  山田 広幸; 伊藤 耕介; 金田 幸恵; 林 修吾; 西澤 誠也; 宮川 知己; 前島 康光; 川畑 拓矢; 加藤 亮平; 野田 暁; 岩崎 俊樹

  天気, May 2016

  
• Achievements and future subjects of the 'Ultra-high Precision Mesoscale Weather Prediction' in SPIRE Field 3

  SAITO Kazuo; SEKO Hiromu; TSUYUKI Tadashi; NAKAMUARA Kozo; DUC Le; OIZUMI Tsutao; ITO Kosuke; KURODA Tohru; HASHIMOTO Akihiro; ITO Junshi; ORIGUCHI Seiji; KUNII Masaru; MASHIKO Wataru; YOKOTA Sho; KOBAYASHI Kenichiro; YAMASHIKI Yosuke; TSUBOKI Kazuhisa; CHEN Guixing

  日本地球惑星科学連合大会予稿集(Web), 2016

  
• A354 局所化を適用したHybrid EnKF-4DVarデータ同化システムによる極端現象予測(熱帯大気・台風II,一般口頭発表)

  伊藤 耕介; 国井 勝; 川畑 拓矢; 斉藤 和雄; Le Duc

  大会講演予講集, 2015

  
• D153 領域大気海洋結合モデルを用いたアンサンブルカルマンフィルタの構築(第2報)(気象予報・データ同化,一般口頭発表)

  国井 勝; 伊藤 耕介; 和田 章義

  大会講演予講集, 2015

  
• C404 A hybrid-4DVAR system for the JMA non-hydrostatic regional model :

  Duc Le; Kawabata Takuya; Ito Kosuke; Saito Kazuo

  大会講演予講集, 2015

  
• C406 領域大気海洋結合モデルを用いたアンサンブルカルマンフィルタの構築(データ同化,一般口頭発表)

  国井 勝; 伊藤 耕介

  大会講演予講集, 2015

  
• Cyclone Pamの強度に対する海洋の影響:大気海洋結合・非結合実験

  吉岡真由美; 相木秀則; 加藤雅也; 坪木和久; 伊藤耕介; 榊原篤志

  日本気象学会大会講演予稿集, 2015

  
• 非静力学大気海洋結合モデルを用いた低緯度の台風第1330号Haiyanのシミュレーション実験

  坪木和久; 吉岡真由美; 加藤雅也; 相木秀則; 伊藤耕介

  日本気象学会大会講演予稿集, 2015

  
• 過去の台風経路データに基づく台風移動速度モデルの構築

  中野慎也; 伊藤耕介; 鈴木香寿恵; 上野玄太

  日本地球惑星科学連合大会予稿集(Web), 2015

  
• Estimation of frictional parameters in the afterslip areas by an adjoint data assimilation method

  Kano Masayuki; Ishikawa Yoichi; Hiyoshi Yoshihisa; Ito Kosuke; Hirahara Kazuro

  The Computational Mechanics Conference, 22 Nov. 2014

  
• P340 スーパーコンピュータ「京」に適応した超高解像度実験用NHMの開発(ポスターセッション)

  大泉 伝; 黒田 徹; DUC Le; 伊藤 耕介; 伊藤 純至; 斉藤 和雄

  大会講演予講集, 2014

  
• B406 Hybrid EnKF-4DVarデータ同化法のJNoVAへの実装(気象予報・データ同化,一般口頭発表)

  伊藤 耕介; 国井 勝; 川畑 拓矢; 斉藤 和雄; 本田 有機

  大会講演予講集, 2014

  
• D154 Towards a hybrid variational-ensemble data assimilation system at cloud resolving scales :

  Duc Le; Kawabata Takuya; Ito Kosuke; Saito Kazuo

  大会講演予講集, 2014

  
• Report of 2nd International workshop on nonhydrostatic Numerical Models

  岩崎俊樹; 伊藤耕介; 三浦裕亮; 大塚成徳; 馬場雄也; 橋本明弘; 斉藤和雄; 原旅人; 野田暁; 沢田雅洋

  天気, Mar. 2013

  
• A307 新しいNHM-4DVARを用いたデータ同化実験(データ同化・気象予報,口頭発表)

  川畑 拓矢; 伊藤 耕介; 斉藤 和雄; 本田 有機

  大会講演予講集, 2013

  
• P111 スーパーコンピュータ「京」を用いた数値気象モデルNHMの大規模計算(ポスター・セッション)

  大泉 伝; 黒田 徹; Le Duc; 伊藤 耕介; 斉藤 和雄

  大会講演予講集, 2013

  
• D170 高解像度大気海洋結合モデルを用いた台風強度予測(台風,口頭発表)

  伊藤 耕介; 黒田 徹; 川畑 拓矢; 斉藤 和雄; 本田 有機

  大会講演予講集, 2013

  
• B406 台風強度モデリングに向けたメソ4次元変分法データ同化システムの高度化(台風のデータ同化研究,専門分科会)

  伊藤 耕介; 川畑 拓矢; 斉藤 和雄; 本田 有機

  大会講演予講集, 2013

  
• B404 台風発生予報の実現に向けて(台風のデータ同化研究,専門分科会)

  筆保 弘徳; 茂木 耕作; 二好 建正; 榎本 剛; 伊藤 耕介

  大会講演予講集, 2013

  
• C210 JNoVAアジョイントモデルを用いた新しいNHM-4DVARの開発(気象予報,口頭発表)

  川畑 拓矢; 伊藤 耕介; 斉藤 和雄; 本田 有機

  大会講演予講集, 2013

  
• 予報感度解析(新用語解説)

  山根 省三; 伊藤 耕介

  天気, 2012

  
• A159 非静力学メソ4次元変分法データ同化システム(JNoVA)における強風状況下の海面交換係数の最適化(気象庁が提供する気象データの利用と数値モデル開発の現状・課題,専門分科会)

  伊藤 耕介; 川畑 拓矢; 本田 有機; 加藤 輝之; 石川 洋一; 淡路 敏之

  大会講演予講集, 2011

  
• 第5回WMOデータ同化シンポジウム参加報告

  榎本 剛; 茂木 耕作; 伊藤 耕介

  天気, 2010

  
• Specifying air-sea exchange coefficients in the high-wind regime of a mature tropical cyclone by an adjoint data assimilation method (vol 6, pg 13, 2010)

  Kosuke Ito; Yoichi Ishikawa; Toshiyuki Awaji

  SOLA, 2010

  
• C308 台風状況下の海面フラックス : 感度実験とアジョイント法による推定(気象予報)

  伊藤 耕介; 石川 洋一; 淡路 敏之

  大会講演予講集, 2009

  
• D303 赤道準二年周期振動(QBO)と成層圏界面の温度変化との交互作用としての北半球冬季成層圏循環の変動(中層大気)

  伊藤 耕介; 内藤 陽子; 余田 成男

  大会講演予講集, 30 Sep. 2007

  
• A Numerical Experiment on Breakdown-and-Recovery Cycle of the Polar Vortex and Associated Predictability Variation

  仲本 康浩; 伊藤 耕介; 余田 成男

  京都大学防災研究所年報, 2006

  
• 第１回北西太平洋における熱帯低気圧海洋相互作用に関する国際ワークショップ報告

  和田章義; 伊藤耕介; 石川裕彦

  天気

  

Books and Other Publications

• 台風についてわかっていることいないこと

  筆保弘徳; 山田広幸; 宮本佳明; 伊藤耕介; 山口宗彦; 金田幸恵, Joint work, 120-157

  ベレ出版, Aug. 2018, Not refereed

  
• 天気予報とデータサイエンス，岩波データサイエンス Vol. 6

  伊藤耕介, 107-120

  岩波書店, 2017, Not refereed

  
• 海陸風 海と陸のコントラストが作り出す風

  伊藤耕介

  RikaTan, 2016, Not refereed

  
• 台風の正体(気象学の新潮流 2)

  筆保弘徳; 伊藤耕介; 山口宗彦, Joint work

  2014, Not refereed

  
• 気象研究ノート226号「台風研究の最前線（上）-台風力学-」

  坪木和久; 伊藤耕介, Joint work

  2013, Not refereed

  

Awards

• 18 Nov. 2024

  日本気象協会, Okada Award

  熱帯低気圧の構造や動きの理解と、高解像度大気海洋結合モデルを用いた台風強度の予測精度向上に寄与した功績, Japan, Publisher

  Kosuke Ito
• 25 Oct. 2022

  2022年度日本気象学会正野賞
• 01 Feb. 2019

  2018年度日本気象学会SOLA論文賞
• 14 Nov. 2017

  2016年度琉球大学プロフェッサー・オブ・ザ・イヤー（自然系科目）
• 22 May 2012

  2011年度日本地震学会論文賞

External funds: Kakenhi

• Improving Typhoon Track Forecasts through Physics-Based Bias Correction

  Grant-in-Aid for Scientific Research (B)

  Basic Section 25030:Disaster prevention engineering-related

  Kyoto University

  伊藤 耕介

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

  台風;機械学習;数値シミュレーション

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23H01665/
• Elucidation of the enhancement mechanism of typhoon-induced remote precipitation

  Grant-in-Aid for Scientific Research (C)

  Basic Section 17020:Atmospheric and hydrospheric sciences-related

  The University of Tokyo

  齊藤 和雄

  From 01 Apr. 2021, To 31 Mar. 2024, Granted

  台風;遠隔降水;非地衡風;2次循環;雲解像モデル

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21K03657/
• Study of dynamic-thermodynamic structure and intensification process of super-typhoon by aircraft observation

  Grant-in-Aid for Scientific Research (S)

  Broad Section B

  Nagoya University

  坪木 和久

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

  スーパー台風;強度予測;航空機観測;急速強化;二重壁雲構造;急速強化過程;ドロップゾンデ;高解像度モデル;台風強度予測;データ同化;台風;数値モデル;レーダ観測;二重壁雲

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21H04992/
• Impact of stratospheric dynamics on the genesis and development of tropical cyclones

  Grant-in-Aid for Scientific Research (B)

  Basic Section 17020:Atmospheric and hydrospheric sciences-related

  Kyushu University

  江口 菜穂

  From 01 Apr. 2021, To 31 Mar. 2025, Granted

  成層圏対流圏間力学的相互作用;熱帯対流圏界面遷移層;熱帯気象;成層圏対流圏交換過程;台風;数値実験;長期変動

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21H01156/
• Analysis of wind pressure distribution of low-rise buildings in urban area and its influencing parameters based on full-scale measurement during typhoons

  Grant-in-Aid for Scientific Research (B)

  Basic Section 25030:Disaster prevention engineering-related

  Kyoto University

  Kazuyoshi Nishijima

  From 01 Apr. 2020, To 31 Mar. 2023, Project Closed

  風圧;実測;計測技術開発;非定常;風洞実験;3Dプリンタ;点群データ;低層建築物;都市型強風災害;リスク分析

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20H02415/
• Revisit to the "Fujiwhara effect" on a tropical cyclone track

  Grant-in-Aid for Scientific Research (B)

  Basic Section 17020:Atmospheric and hydrospheric sciences-related

  University of the Ryukyus

  伊藤 耕介

  From 01 Apr. 2018, To 31 Mar. 2023, Granted

  台風;藤原効果;非静力学モデル;進路予報;渦力学;天気予報;渦

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18H01283/
• Development of risk assesment techniques for natural disasters based on data-driven simulator

  Grant-in-Aid for Scientific Research (B)

  The Institute of Statistical Mathematics

  Shin'ya Nakano

  From 01 Apr. 2017, To 31 Mar. 2022, Project Closed

  時空間統計;リスク解析;台風;地震動;ガウス過程モデル;動径基底関数ネットワーク;エコーステートネットワーク;自然災害

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17H01704/
• Innovative four-dimensional variation method for data assimilation based on large-scale models

  Grant-in-Aid for Scientific Research (B)

  The University of Tokyo

  Hiromichi Nagao

  From 01 Apr. 2017, To 31 Mar. 2020, Project Closed

  データ同化;4次元変分法;最適化;不確実性評価;地震;時系列解析;モデリング;Ginzburg-Landau方程式;マルコフ連鎖モンテカルロ法;地震波;摩擦

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17H01703/
• Horizontal transport of sea spray droplets intensifying tropical cyclones

  Grant-in-Aid for Challenging Exploratory Research

  University of the Ryukyus

  Kosuke ITO

  From 01 Apr. 2016, To 31 Mar. 2018, Project Closed

  台風;波しぶき;数値モデル;急発達

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16K13884/
• Understanding of tropical cyclone intensification using statistical, dynamical, and sophisticated numerical models

  Grant-in-Aid for Scientific Research (C)

  Japan, Meteorological Research Institute

  Masahiro Sawada

  From 01 Apr. 2016, To 31 Mar. 2020, Project Closed

  台風;数値モデル;自然災害

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16K05556/
• Dynamical, thermodynamical and cloud-microphysical studies of violent wind and heavy rain-producing tropical cyclones: Quantitative improvement of intensity estimations/forecasts

  Grant-in-Aid for Scientific Research (S)

  Nagoya University

  Kazuhisa Tsuboki

  From 31 May 2016, To 31 Mar. 2021, Project Closed

  台風;強度推定値;台風予測;航空機観測;ドロップゾンデ;雲解像モデル;エアロゾル;雲粒子;熱力学的構造;暖気核;高解像度シミュレーション;アウトフローレイヤー巻雲;エアロゾル粒子;ドローン;データ同化;海塩;雲レーダ;波しぶき;台風強度;レーダ;巻雲粒子

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16H06311/
• Study on the optimal perturbation method for ensemble data assimilation

  Grant-in-Aid for Scientific Research (B)

  The University of Tokyo;Japan, Meteorological Research Institute

  Kazup Saito

  From 01 Apr. 2016, To 31 Mar. 2020, Project Closed

  データ同化;アンサンブル予報;アンサンブル変換;摂動手法;領域再解析;豪雨予報;初期摂動;台風;豪雨;再解析;非静力学モデル;アンサンブルデータ同化;気象

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16H04054/
• 台風強度の高精度量的予測のための雲・エアロゾルプロセス解明

  Grant-in-Aid for Scientific Research (A)

  Nagoya University

  坪木 和久

  From 01 Apr. 2016, To 31 Mar. 2017, Discontinued

  氷晶粒子;雲粒子ゾンデ;巻雲;台風;エアロゾル;飛沫;ドローン;レーダ;気象災害

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16H01845/
• Study on typhoon genesis process using ensemble-based assimilaition system for cloud-resolving models

  Grant-in-Aid for Scientific Research (C)

  Japan, Meteorological Research Institute

  Kazumasa Aonashi

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

  台風;データ同化;雲解像モデル;台風発生予測;マイクロ波放射計

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-15K05294/
• Sensitivity analysis on the formation of secondary eyewall

  Grant-in-Aid for Young Scientists (B)

  University of the Ryukyus

  Kosuke Ito

  From 01 Apr. 2014, To 31 Mar. 2016, Project Closed

  台風強度;感度解析;台風;壁雲

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-26800250/
• Numerical study on diagnosis of environmental factor affecting tropical cyclone intensity

  Grant-in-Aid for Scientific Research (C)

  Japan, Meteorological Research Institute;The University of Tokyo

  Masahiro Sawada

  From 01 Apr. 2013, To 31 Mar. 2016, Project Closed

  台風;防災;予測可能性;数値予報;最適化

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-25400461/
• 暖候期の豪雨災害の軽減に向けた気象工学的手法の開発

  Grant-in-Aid for Challenging Research (Exploratory)

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

  University of Toyama

  安永 数明

  From 30 Jun. 2023, To 31 Mar. 2026, Granted

  豪雨;メソ気象学;気象災害;梅雨

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23K17804/
• Improving tropical cyclone track forecast through physics-based bias correction

  Grant-in-Aid for Scientific Research (B)

  Basic Section 25030:Disaster prevention engineering-related

  Kyoto University

  伊藤 耕介

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

  台風;進路予報;機械学習;数値シミュレーション

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23K26359/
• Comprehensive data assimilation for optimal representation of atmospheric and oceanic environment with discontinuities

  Grant-in-Aid for Transformative Research Areas (A)

  Transformative Research Areas, Section (II)

  Kyoto University

  榎本 剛

  From 01 Apr. 2024, To 31 Mar. 2029, Granted

  データ同化;雲解像;大気海洋生態系結合;観測システム設計;遠隔影響

  https://kaken.nii.ac.jp/grant/KAKENHI-PLANNED-24H02226/
• Influence of stratospheric dynamics on the generation and development process of tropical cyclones

  Grant-in-Aid for Scientific Research (B)

  Basic Section 17020:Atmospheric and hydrospheric sciences-related

  Kyushu University

  江口 菜穂

  From 01 Apr. 2021, To 31 Mar. 2025, Granted

  成層圏対流圏間力学的相互作用;熱帯対流圏界面遷移層;熱帯気象;成層圏対流圏交換過程;台風;数値実験;長期変動

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23K20879/

Education

Teaching subject(s)

• From 01 Apr. 2024, To 31 Mar. 2025

  ILAS Seminar

  Z001, Spring, Institute for Liberal Arts and Sciences, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Data analysis method in geophysical problems

  3477, Spring, Faculty of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IA

  5072, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Applied Meteorology IIA

  5052, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IB

  5073, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Applied Meteorology IIC

  5178, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Applied Meteorology IIB

  5177, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Applied Meteorology IIA

  5176, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Data Analysis Method in Geophysical Problems

  5226, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Applied Meteorology IID

  5179, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IIA

  5076, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology ID

  5075, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IC

  5074, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IID

  5079, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IIC

  5078, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IIB

  5077, Fall, Graduate School of Science, 2

Part-time lecturer

• From 01 Apr. 2024, To 31 Mar. 2025

  月1～4回 1回　2時間, 横浜国立大学, 総合学術高等研究院
• From 01 Apr. 2024, To 30 Sep. 2024

  地球物理学のためのデータ解析法

  期間内8時間 , 京都大学, 理学部
• From 01 Jun. 2023, To 31 Mar. 2024

  月1～4回、1回　2時間, 横浜国立大学, 総合学術高等研究院

Administration

Faculty management (title, position)

• From 01 Apr. 2024, To 31 Dec. 2024

  防災研究所行事推進専門委員会 委員
• From 01 Apr. 2024, To 31 Mar. 2026

  防災研究所国際交流専門委員会 委員
• From 01 Apr. 2024, To 31 Mar. 2026

  防災研究所情報セキュリティ委員会 委員
• From 01 Jan. 2024, To 31 Dec. 2024

  京都大学宇治キャンパス公開2024実行委員会
• From 01 Apr. 2024, To 31 Mar. 2026

  情報環境機構研究システム運用委員会 委員
• From 01 Apr. 2023, To 31 Mar. 2024

  防災研究所国際交流専門委員会 委員

Academic, Social Contribution

Committee Memberships

• From Aug. 2024, To Present

  台風情報の高度化に関する検討会委員, 気象庁
• From Sep. 2022, To Present

  気象研究コンソーシアム運営委員会 委員, 日本気象学会
• From Jul. 2022, To Present

  学術委員会航空機観測に関する検討部会 委員, 日本気象学会
• From Sep. 2020, To Present

  学術委員会データ利用部会 委員, 日本気象学会
• From 2020, To Present

  線状降水帯予測精度向上ワーキンググループ 委員, 気象庁
• From 2019, To Present

  数値予報モデル開発懇談会 委員, 気象庁
• From Jan. 2018, To Jan. 2024

  Member, STAC Committee on Tropical Meteorology and Tropical Cyclones, American Meteorological Society
• From Jun. 2014, To Present

  SOLA編集委員会 編集委員, 日本気象学会
• From Jun. 2014, To Present

  台風研究連絡会 代表, 日本気象学会
• From Jun. 2016, To May 2023

  沖縄支部 理事, 日本気象学会
• From May 2020, To Oct. 2022

  日本気象学会気象集誌/SOLA合同特集号「2018年・2019年の台風」副部会長, 日本気象学会
• From Jul. 2017, To Mar. 2019

  気象集誌特集号「2015年と2016年の台風」編集委員会 副部会長, 日本気象学会