Basic Information

Affiliated programs (koza)

• Graduate School of Science, 地球惑星科学専攻 地球熱学講座, 教授

Faculty

• 理学部

Professional Memberships

• 日本火山学会
• 日本温泉科学会
• 日本水文科学会
• 日本陸水学会
• 日本地熱学会
• 日本地球化学会
• Balneological Society of Japan
• Japanese Association of Hydrological Sciences
• The Japanese Society of Limnology
• The Geothermal Research Society of Japan
• Geochemical Society of Japan

Academic Degree

• 理学修士(東京大学)
• 博士（理学）(東京大学)

Academic Resume (Graduate Schools)

• 東京大学, 大学院理学系研究科化学専攻博士課程, 修了
• 東京大学, 大学院理学系研究科化学専攻修士課程, 修了

Academic Resume (Undergraduate School/Majors)

• 早稲田大学, 教育学部, 理学科地学専修, 卒業

High School

• High School

  青雲高等学校

Research History

• From Apr. 2022, To Present

  大分大学減災・復興デザイン教育研究センター, 客員教授
• From Mar. 2010, To Present

  京都大学大学院理学研究科附属地球熱学研究施設, 教授
• From Apr. 2015, To Mar. 2021

  京都大学大学院理学研究科附属地球熱学研究施設, 施設長
• From Apr. 2013, To Mar. 2018

  総合地球環境学研究所, 共同研究員
• From Apr. 2007, To Apr. 2010

  京都大学大学院理学研究科附属地球熱学研究施設, 准教授
• From Apr. 2003, To Mar. 2007

  産業技術総合研究所深部地質環境研究センター深層地下水チーム, 客員研究員
• From Aug. 1998, To Mar. 2007

  京都大学大学院理学研究科附属地球熱学研究施設, 助教授
• From 2007

  産業技術総合研究所深部地質環境研究コア深部流体研究グループ, 客員研究員
• From Apr. 1997, To Jul. 1998

  京都大学大学院理学研究科附属地球熱学研究施設, 助手
• From Aug. 1992, To Mar. 1997

  京都大学理学部地球物理学研究施設, 助手
• From 1992

  早稲田大学教育学部, 地学専修, 非常勤講師

ID,URL

• J-Global ID

  200901048450372227

• External link

  http://www.vgs.kyoto-u.ac.jp/

researchmap URL

• https://researchmap.jp/read0159800

Research

Research Topics, Overview of the research

• Research Topics

  Geofluid Chemistry

• Overview of the research

  Fluids of the earth are investigated chemically and the origins of waters and ingredients are explored.

Research Interests

• 同位体
• 化学物質
• 水循環
• Isotope
• Chemical materials
• circulation
• Water

Research Areas

• Natural sciences, Atmospheric and hydrospheric science

Papers

• 湯布院の噴気地球化学調査

  大沢信二

  大分県温泉調査研究会報告, 2022

  
• Prototype geochemical towing observation system for detection of coastal seafloor discharge of volcanic fluids and its evaluation of performance at volcanic CO2 upwelling area

  大沢信二・網田和宏・三島壮智・齋藤 圭・政本風人・高橋 浩・森川徳敏

  日本水文科学会誌, 28 Dec. 2022, Peer-reviewed, Lead author

  
• ラドン曳航調査でみた別府湾沿岸の海底温泉湧出

  大沢 信二; 岸田 立; 本田 尚美; 三島 壮智; 杉本 亮; 谷口 真人

  陸水物理学会誌 Online ISSN : 2435-3043, Apr. 2022, Peer-reviewed

  
• 九重硫黄山における自然電位観測．大分県温泉調査研究会報告

  網田和宏; 大沢信二

  大分県温泉調査研究会報告, 2021

  
• 分析機器を用いない噴気の簡易ガス分析

  大沢信二; 三島壮智; 齋藤武士; 網田和宏

  大分県温泉調査研究会報告, 2021

  
• 別府温泉の熱水系におけるラドンの挙動

  大沢信二; 豊嶋美優; 三島壮智; 網田和宏

  大分県温泉調査研究会報告, 2020

  
• B-Li-Cl relative compositions of deep-origin fluids trapped in high-pressure rocks from the Sanbagawa metamorphic belt

  Yoshida Kenta; Hirajima Takao; Ohsawa Shinji; Kobayashi Tomoyuki; Mishima Taketoshi; Sengen Yoshiteru

  Abstracts of Annual Meeting of the Geochemical Society of Japan, 2015, Peer-reviewed

  
• 希ガス同位体組成から見た山香町の温泉水の起源

  大沢信二; 山田誠; 三島壮智; 酒井拓哉; 大上和敏

  大分県温泉調査研究会報告, 2012

  
• Hydroclimate reconstruction in Indonesia over the last centuries by stalagmite isotopic analyses

  Y. Watanabe; T. Tagami; S. Ohsawa; K. Takemura; S. Yoden

  PAGES news, 2012

  
• 別府地域の河川水質への温泉排水の影響評価

  酒井拓哉; 川野田実夫; 大沢信二; 馬渡秀夫; 山田誠; 三島壮智

  大分県温泉調査研究会報告, 2011

  
• 山香町の温泉の生成機構

  大沢信二; 山田誠; 三島壮智; 酒井拓哉; 大上和敏

  大分県温泉調査研究会報告, 2011

  
• 環境同位体をトレーサーとした別府温泉南部域を流動する温泉水の滞留時間の推定

  三島壮智; 大沢信二; 山田誠; 北岡豪一

  大分県温泉調査研究会報告, 2010

  
• 河川生態系に対する温泉排水の影響に関する研究−別府地域における河川水質と珪藻流出量の関係−

  山田誠; 三島壮智; 大沢信二; 酒井拓哉; 齋藤光代

  大分県温泉調査研究会報告, 2010

  
• 天然同位体をトレーサーとした別府南部地域の温泉涵養域の推定−京大温泉実験井の同位体データの利活用−

  大沢信二; 山田誠; 三島壮智; 北岡豪一

  大分県温泉調査研究会報告, 2009

  
• 温泉から河川への有用金属元素の流出−未利用温泉資源量に関する基礎調査と研究−

  大沢信二; 山崎一; 高松信樹; 山田誠; 網田和宏; 加藤尚之

  大分県温泉調査研究会報告, 2007

  
• 大分県南部地域の温泉の同位体地球化学的調査−臼杵市の六ヶ迫鉱泉−

  大沢信二; 網田和宏; 山田誠; 杜建国

  大分県温泉調査研究会報告, 2005

  
• 温泉地における空気イオン測定（1）

  網田和宏; 山田誠; 馬渡秀夫; 大沢信二

  大分県温泉調査研究会報告, 2005

  
• くじゅうタデ原地域指山湧水の水文化学的研究

  山田誠; 大沢信二

  大分県温泉調査研究会報告, 2004

  
• 湧水の水素と酸素の安定同位体比からみた九重火山地域の地下水の涵養と流動

  山田誠; 大沢信二; 由佐悠紀

  九大・地熱火山研究報告, 2003

  
• Seismic Observation around A Mud Volcano in Tsukahara Mine, Beppu : As A Small Size Example for Volcanic Tremor

  Nakaboh M.; Yusa Y.; Kitaoka K.; Ohsawa S.; Mawatari H.; Oue K.; Mori T.; Kobayashi Y.; Sudo Y.; Tsutsui T.; Hashimoto T.; Yoshikawa S.; Matsumoto Y.; Tanaka M.

  PROGRAMME AND ABSTRACTS THE VOLCANOLOGICAL SOCIETY OF JAPAN, 1996, Peer-reviewed

  
• Deep structure of the Beppu hydrothermal system, Kyushu, Japan

  Yusa, Yuki; Ohsawa, S; Kitaoka, K; Fukuda, Y

  1995, Peer-reviewed

  
• Prediction of Volcanic Eruption with Polythionate Monitoring in Active Crater Lakes (II) : A Case Study at Poas Volcano, Costa Rica

  Ohsawa S.; Rowe G. L.; Brantley S. L.; Barquero J.; Fernandez M.; Fernandez J. F.; Takano B.

  PROGRAMME AND ABSTRACTS THE VOLCANOLOGICAL SOCIETY OF JAPAN, 1990

  
• 焼岳火山の噴気の化学・同位体組成

  齋藤武士; 澤村俊; 田村理納; 関晋; 網田和宏; 三島壮智; 大沢信二

  火山, 2019, Peer-reviewed

  
• Environmental parameters controlling stalagmite growth in tropical areas: New insights from cave monitoring at petruk cave, central Java, Indonesia

  Wataru Hasegawa; Yumiko Watanabe; Hiroshige Matsuoka; Shinji Ohsawa; Budi Brahmantyo; Khoiril Anwar Maryunani; Takahiro Tagami

  Journal of Cave and Karst Studies, 01 Mar. 2018, Peer-reviewed

  
• スラブ脱水流体由来の温泉－地球流体化学的手法による研究－

  大沢信二

  温泉科学, 2018

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• Serious Matters Related to Development of Small-scale Geothermal Power Generation in Beppu-Onsen Hot Spring After 2011

  Shinji Ohsawa

  The Water-Energy-Food Nexus, Human-Environmental Security in the Asia-Pacific Ring of Fire, 2018, Peer-reviewed

  
• SEASONAL CAVE AIR VENTILATION CONTROLLING VARIATION IN CAVE AIR P-CO2 AND DRIP WATER GEOCHEMISTRY AT INAZUMI CAVE, OITA, NORTHEASTERN KYUSHU, JAPAN

  Tatsuro Shindoh; Taketoshi Mishima; Yumiko Watanabe; Shinji Ohsawa; Takahiro Tagami

  JOURNAL OF CAVE AND KARST STUDIES, Sep. 2017, Peer-reviewed

  
• Hot spring drainage impact on fish communities around temperate estuaries in southwestern Japan

  Makoto Yamadaa; Jun Shoji; Shinji Ohsawa; Taketoshi Mishima; Masaki Hata; Hisami Honda; Masahiko Fujii; Makoto Taniguchi

  JOURNAL OF HYDROLOGY-REGIONAL STUDIES, Jun. 2017, Peer-reviewed

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• Assessment of the potential for developing mini/micro hydropower: A case study in Beppu City, Japan

  Masahiko Fujii; Soichiro Tanabe; Makoto Yamada; Taketoshi Mishima; Takahiro Sawadate; Shinji Ohsawa

  Journal of Hydrology: Regional Studies, 01 Jun. 2017, Peer-reviewed

  
• 姫島火山の沿岸海底から放出される遊離ガスの化学・同位体組成

  大沢信二; 三島壮智

  火山, 2017, Peer-reviewed

  
• Phytoplankton primary productivity around submarine groundwater discharge in nearshore coasts

  Ryo Sugimoto; Katsuhiro Kitagawa; Saori Nishi; Hisami Honda; Makoto Yamada; Shiho Kobayashi; Jun Shoji; Shinji Ohsawa; Makoto Taniguchi; Osamu Tominaga

  MARINE ECOLOGY PROGRESS SERIES, Jan. 2017, Peer-reviewed

  
• Exploration of submarine groundwater discharge using a drone in a coastal area of Hiji town, Oita Prefecture, Japan in summer

  YAMADA Makoto; SHOJI Jun; TERAMOTO Shun; OHSAWA Shinji; MISHIMA Taketoshi; SUGIMOTO Ryo; HONDA Hisami; TANIGUCHI Makoto

  Journal of Japanese Association of Hydrological Sciences, 2016, Peer-reviewed

  
• Geochemical features and relative B-Li-Cl compositions of deep-origin fluids trapped in high-pressure metamorphic rocks

  Kenta Yoshida; Takao Hirajima; Shinji Ohsawa; Tomoyuki Kobayashi; Taketoshi Mishima; Yoshiteru Sengen

  LITHOS, Jun. 2015, Peer-reviewed

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• Geochemical Study on the Mineral Spring, Hyoshimizu Hot Spring Discharged from Himeshima Volcano in the Northeastern Part of Kyushu, Japan

  OSAWA SHINJI; MISHIMA TAKETOSHI; SAKAI TAKUYA; NAGAO KEISUKE

  温泉科学, Mar. 2015, Peer-reviewed

  
• Hypersaline Hot-spring Water with Similar Hydrochemical Facies but Different Isotopic Characteristics from Arima-type Thermal Water-Yokawa Hot Spring, Hyogo Prefecture, Japan

  OSAWA SHINJI; AMITA KAZUHIRO; OUE KAZUTOSHI; SAKAI TAKUYA; MISHIMA TAKETOSHI

  温泉科学, Mar. 2015, Peer-reviewed

  
• Brownish discoloration of the summit crater lake of Mt. Shinmoe-dake, Kirishima Volcano, Japan: volcanic-microbial coupled origin

  Shinji Ohsawa; Kenji Sugimori; Hiroshi Yamauchi; Tomoyuki Koeda; Hiroaki Inaba; Yoshihisa Kataoka; Tsuneomi Kagiyama

  BULLETIN OF VOLCANOLOGY, May 2014, Peer-reviewed

  
• Origin of saline waters distributed along the Median Tectonic Line in southwest Japan: Hydrogeochemical investigation on possibility of derivation of metamorphic dehydrated fluid from subducting oceanic plate

  AMITA KAZUHIRO; OSAWA SHINJI; NISHIMURA KOUSHI; YAMADA MAKOTO; MISHIMA TAKETOSHI; KAZAHAYA KOHEI; MORIKAWA NORITOSHI; HIRAJIMA TAKAO

  日本水文科学会誌, Feb. 2014, Peer-reviewed

  
• Spatial distribution and feature of slab-related deep-seated fluid in SW Japan

  KAZAHAYA Kohei; OHSAWA Shinji; OYAMA Yoichi; OHWADA Michiko; TSUKAMOTO Hitoshi; HORIGUCHI Keika; TOSAKI Yuki; KIRITA Tsukasa; TAKAHASHI Masaaki; YASUHARA Masaya; NISHIO Yoshiro; INAMURA Akihiko; MORIKAWA Noritoshi; SATO Tsutomu; TAKAHASHI Hiroshi A.; KITAOKA Ko-ichi

  Journal of Japanese Association of Hydrological Sciences, 2014, Peer-reviewed

  
• 第四紀研究における年代測定法の新展開―最近10年間の進展―(II)放射線損傷年代・放射年代 4章 ³Hおよび宇宙線生成核種を用いた年代測定 トリチウム‐ヘリウム法による地下水の滞留時間の導出法とその応用

  YAMADA MAKOTO; OSAWA SHINJI; KITAOKA KOICHI

  月刊地球, 01 Dec. 2013

  
• A Formation Mechanism and the Origin of Yamaga Hot Spring in Oita Prefecture Inferred from Geochemical Data of Hot Spring Waters and Their Accompanied Gases

  SAKAI TAKUYA; OSAWA SHINJI; YAMADA MAKOTO; MISHIMA TAKETOSHI; OUE KAZUTOSHI

  温泉科学, Sep. 2013, Peer-reviewed

  
• Effect of the hydrothermal alteration on the surface conductivity of rock matrix: Comparative study between relatively-high and low temperature hydrothermal systems

  Shogo Komori; Tsuneomi Kagiyama; Shinichi Takakura; Shinji Ohsawa; Mamoru Mimura; Tori Mogi

  JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH, Aug. 2013, Peer-reviewed

  
• Geochemical Characteristics and Origins of Acid Hot Spring Waters in Tatun Volcanic Group, Taiwan

  OSAWA SHINJI; LEE HSIAO-FEN; LIANG BIQING; KOMORI SHOGO; CHEN CHANG-HWA; KAGIYAMA TSUNEOMI

  温泉科学, Mar. 2013, Peer-reviewed

  
• とことん地方名産品の化学 4 別府温泉の化学 日本最大の温泉の知られざる側面

  OSAWA SHINJI

  化学と工業, 01 Dec. 2012

  
• 阿蘇火山の微小噴火活動 阿蘇火山中岳の火口湖『湯溜り』の湖底溶融硫黄について

  OSAWA SHINJI; SAITO TAKESHI; SHIMOBAYASHI NORIMASA

  月刊地球, 01 Nov. 2012

  
• 「水文科学が解き明かす不思議な天然水」3.様々な色を呈する別府の地獄

  OSAWA SHINJI

  日本水文科学会誌, Aug. 2011, Peer-reviewed

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• Fluid inclusions with high Li/B ratio in a quartz vein from the Besshi area of the Sambagawa metamorphic belt: implications for deep geofluid evolution

  Kenta Yoshida; Yoshiteru Sengen; Shigeki Tsuchiya; Kouta Minagawa; Tomoyuki Kobayashi; Taketoshi Mishima; Shinji Ohsawa; Takao Hirajima

  JOURNAL OF MINERALOGICAL AND PETROLOGICAL SCIENCES, Jun. 2011, Peer-reviewed

  
• Origin of Dissolved Inorganic Carbon of Hot Spring Waters Discharged from the Non-volcanic Region of Central Kyusyu, Japan

  SAKAI TAKUYA; OSAWA SHINJI; YAMADA MAKOTO; MISHIMA TAKETOSHI; YOSHIKAWA SHIN; KAGIYAMA TSUNEOMI; OUE KAZUTOSHI

  温泉科学, Mar. 2011, Peer-reviewed

  
• Geochemical Study of Water and Gas from Funagoya Spa in Fukuoka Prefecture, Japan

  Oue, K; Ohsawa, S; Yamada, M; Mishima, T; Sakai, T

  J. Hot spring Science, 2011, Peer-reviewed

  
• Dissolved inorganic carbon rich in mantle component of hot spring waters from the Hitoyoshi Basin in a non-volcanic region of central Kyushu, Japan

  OHSAWA S.

  J. Hot Sprig Sci., 2011, Peer-reviewed

  
• Mixing of magmatic CO2 into volcano groundwater flow at Aso volcano assessed combining carbon and water stable isotopes

  Makoto Yamada; Shinji Ohsawa; Kohei Kazahaya; Masaya Yasuhara; Hiroshi Takahashi; Kazuhiro Amita; Hideo Mawatari; Shin Yoshikawa

  JOURNAL OF GEOCHEMICAL EXPLORATION, Jan. 2011, Peer-reviewed

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• Color change of lake water at the active crater lake of Aso volcano, Yudamari, Japan: is it in response to change in water quality induced by volcanic activity?

  Shinji Ohsawa; Takeshi Saito; Shin Yoshikawa; Hideo Mawatari; Makoto Yamada; Kazuhiro Amita; Nobuki Takamatsu; Yasuaki Sudo; Tsuneomi Kagiyama

  LIMNOLOGY, Dec. 2010, Peer-reviewed

  
• Comparison of stable isotope time series of stalagmite and meteorological data from West Java, Indonesia

  Yumiko Watanabe; Hiroshige Matsuoka; Saburo Sakai; Jun Ueda; Makoto Yamada; Shinji Ohsawa; Masashi Kiguchi; Takehiko Satomura; Shun'ichi Nakai; Budi Brahmantyo; Khoiril A. Maryunani; Takahiro Tagami; Keiji Takemura; Shigeo Yoden

  PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY, Jul. 2010, Peer-reviewed

  
• Experimental evidence on formation of imminent and short-term hydrochemical precursors for earthquakes

  Jianguo Du; Kazuhiro Amita; Shinji Ohsawa; Youlian Zhang; Chunli Kang; Makoto Yamada

  APPLIED GEOCHEMISTRY, Apr. 2010, Peer-reviewed

  
• Geochemical Features and Genetic Process of Hot-spring Waters Discharged from Deep Hot-spring Wells in the Miyazaki Plain, Kyushu Island, Japan: Diagenetic Dehydrated Fluid as a Source Fluid of Hot-spring Water

  OSAWA SHINJI; AMITA KAZUHIRO; YAMADA MAKOTO; MISHIMA TAKETOSHI; KAZAHAYA KOHEI

  温泉科学, Mar. 2010, Peer-reviewed

  
• Some blue colored lake and pond waters in Japan

  Nobuki Takamatsu; Asami Iwasaki; Masayuki Kunugi; Shinji Ohsawa; Genki I. Matsumoto

  INTERNATIONAL ASSOCIATION OF THEORETICAL AND APPLIED LIMNOLOGY, VOL 30, PT 9, 2010, Peer-reviewed

  
• 鍾乳洞の気象と鍾乳石の成長

  OSAWA SHINJI

  大分地質学会誌, 30 Dec. 2009

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• 研究の対象としての温泉―ある地球化学の研究成果を温泉法に見る定義に照らし合わせると―

  OSAWA SHINJI

  温泉科学, 28 Dec. 2009

  
• インドネシア・ジャワ島の鍾乳石を用いた古気候学的研究

  WATANABE YUMIKO; MATSUOKA HIROSHIGE; SAKAI SABURO; YAMADA MAKOTO; OSAWA SHINJI; KIGUCHI MASASHI; SATOMURA TAKEHIKO; NAKAI SHUN'ICHI; BRAHMANTYO BUDI; MARYUNANI KHOIRIL A; TAGAMI TAKAHIRO; TAKEMURA KEIJI; YODEN SHIGEO

  フィッション・トラックニュースレター, 31 Oct. 2009

  
• A new method for determination of bicarbonate ion in a small amount of environmental water samples

  MISHIMA TAKETOSHI; OSAWA SHINJI; YAMADA MAKOTO; KITAOKA KOICHI

  日本水文科学会誌, Aug. 2009, Peer-reviewed

  
• Aqueous sulfur speciation possibly linked to sublimnic volcanic gas-water interaction during a quiescent period at Yugama crater lake, Kusatsu-Shirane volcano, Central Japan

  B. Takano; A. Kuno; S. Ohsawa; H. Kawakami

  JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH, Dec. 2008, Peer-reviewed

  
• カルデラ生成噴火―準備過程の理解にむけて―同位体水文学的手法による火山地下水流動系へのマグマ起源CO₂の混入過程の研究―阿蘇火山を例にして―

  YAMADA MAKOTO; OSAWA SHINJI; KAZAHAYA KOHEI; YASUHARA MASAYA; TAKAHASHI HIROSHI; AMITA KAZUHIRO; MAWATARI HIDEO; YOSHIKAWA SHIN

  月刊地球, 01 Dec. 2008

  
• Behavior of Rare Earth Elements in Mixing of Different Type Hot Spring Waters: Acidic Saline Hot Springs in the Northern Beppu Geothermal Area, Oita Prefecture, Japan

  SANADA TETSUYA; TAKAMATSU NOBUKI; YAMAZAKI HAJIME; AMITA KAZUHIRO; OSAWA SHINJI

  温泉科学, Sep. 2008, Peer-reviewed

  
• Derivation of travel time of limestone cave drip water using tritium/helium 3 dating method

  Makoto Yamada; Shinji Ohsawa; Hiroshige Matsuoka; Yumiko Watanabe; Budi Brahmantyo; Khoiril Anwar Maryunani; Takahiro Tagami; Koichi Kitaoka; Keiji Takemura; Shigeo Yoden

  GEOPHYSICAL RESEARCH LETTERS, Apr. 2008, Peer-reviewed

  
• Chemical characteristics and trapping P-T conditions of fluid inclusions in quartz veins from the Sanbagawa metamorphic belt, SW Japan

  Koshi Nishimura; Kazuhiro Amita; Shinji Ohsawa; Tomoyuki Kobayashi; Takao Hirajima

  JOURNAL OF MINERALOGICAL AND PETROLOGICAL SCIENCES, Apr. 2008, Peer-reviewed

  
• Water, Heat and Chloride Balances of the Crater Lake at Aso Volcano, Japan

  Takeshi Saito; Shinji Ohsawa; Takeshi Hashimoto; Akihiko Terada; Shinyo Shikawa; Takahiro Ohkuea

  Journal of the Geothermal Research Society of Japan, 2008, Peer-reviewed

  
• Influence of subduction zone settings on the origin of forearc fluids: Halogen concentrations and I-129/I ratios in waters from Kyushu, Japan

  Hitoshi Tomaru; Shinji Ohsawa; Kazuhiro Amita; Zunli Lu; Udo Fehn

  APPLIED GEOCHEMISTRY, Mar. 2007, Peer-reviewed

  
• A Hydro-geochemical Study on Hydrothermal System and Formation Processes of Hot Springs in Unzen Graben of the Shimabara Peninsula, Kyushu, Japan

  Shinji Ohsawa

  Journal of the Geothermal Research Society of Japan, 2006, Peer-reviewed

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• Origin of Arima-Type Deep thermal Water from Hot Spring Wells in Oita Plain, eastern Kyushu, Japan

  AMITA KAZUHIRO; OSAWA SHINJI; DU JIANGUO; YAMADA MAKOTO

  温泉科学, Sep. 2005, Peer-reviewed

  
• Isotope-hydrological Study on Formation Mechanism of Carbonate Springs at the Southeastern Foothills of Kuju Volcano, Central Kyushu, Japan

  YAMADA MAKOTO; AMITA KAZUHIRO; OSAWA SHINJI

  温泉科学, Mar. 2005, Peer-reviewed

  
• 塚野鉱泉の水質形成機構

  大沢信二

  大分県温泉調査研究会報告, 2003

  
• 四万温泉の化学組成と四万湖の青色呈色因子との関係

  岩崎麻美; 高松信樹; 功刀正行; 大沢信二

  温泉工学会誌, 2003

  
• 阿蘇火山の火口湖「湯溜り」の地球化学的性質

  大沢信二; 須藤靖明; 馬渡秀夫; 下田 玄; 宇津木 充; 網田和宏; 吉川 慎; 山田 誠; 岩倉一敏; 恩田裕二

  九大地熱・火山研究報告, 2003

  
• A colorimetric and geochemical study of the coloration factor of hyper-acid active crater lakes

  Yuuji Onda; Shinji Ohsawa; Nobuki Takamatsu

  Japanese Journal of Limnology, 2003, Peer-reviewed

  
• Mixing Process of Air and Underground Water into Magmatic Gas Discharged from Kuju-Iwoyama Fumarolic Area of Kuju Volcano, Central Kyushu, Japan

  Kazuhiro Amita; Shinji Ohsawa

  Journal of the Geothermal Research Society of Japan, 2003, Peer-reviewed

  
• 雲仙火山科学掘削 II 第1期の成果と第2期への抱負 雲仙火山の水理構造

  YASUHARA MASAYA; KAZAHAYA KOHEI; INAMURA AKIHIKO; KONO TADASHI; OSAWA SHINJI; YUSA YUKI; KITAOKA KOICHI; HOSHIZUMI HIDEO; UTO KOZO

  月刊地球, 01 Dec. 2002

  
• Geochemistry of Fluids from Hot Springs, Mineral Springs, Wells and Fumarolic Area in the Shimabara Peninsula, Middle Western Kyushu, Japan.

  OSAWA SHINJI; KAZAHAYA KOHEI; YASUHARA MASAYA

  温泉科学, Sep. 2002, Peer-reviewed

  
• Change in color of the hot spring deposits at the Chinoike-Jigoku hot pool, Beppu geothermal field

  K Oue; S Ohsawa; Y Yusa

  GEOTHERMICS, Jun. 2002, Peer-reviewed

  
• 検知管による温泉水中の塩化物イオンの簡易定量

  大沢信二

  大分県温泉調査研究会報告, 2002

  
• 別府温泉からの地熱性メタン放出量の推定

  大沢信二; 網田和宏

  九大地熱・火山研究報告, 2002

  
• Rayleigh scattering by aqueous colloidal silica as a cause for the blue color of hydrothermal water

  Shinji Ohsawa; Takao Kawamura; Nobuki Takamatsu; Yuki Yusa

  Journal of Volcanology and Geothermal Research, 2002

  
• Escape of volcanic gas into shallow groundwater systems at Unzen Volcano (Japan): Evidence from chemical and stable carbon isotope compositions of dissolved inorganic carbon

  Shinji Ohsawa; Kohei Kazahaya; Masaya Yasuhara; Tadashi Kono; Koichi Kitaoka; Yuki Yusa; Kazuhiro Yamaguchi

  Limnology, 2002

  
• 大分平野に産する深層熱水中の炭酸成分の起源

  大沢信二

  大分県温泉調査研究会報告, 2001

  Access this paper :

  
• 噴気ガス採取用改良注射器法

  網田和宏; 大沢信二

  九大地熱・火山研究報告, 2001

  
• High δ 13C Fumarolic CO2 Discharged from Ogasawara-Iwojima, an Active Volcanic Island in the Izu-Bonin Arc

  Shinji Ohsawa; Yuki Yusa

  Journal of the Geothermal Research Society of Japan, 2001, Peer-reviewed

  
• Origin of Carbon Dioxide Discharged from Nagayu Hot Spring, Oita Prefecture, Japan.

  IWAKURA KAZUTOSHI; OSAWA SHINJI; TAKAMATSU NOBUKI; OUE KAZUTOSHI; NOTSU KENJI; YUSA YUKI; IMAHASHI MASAYUKI

  温泉科学, Sep. 2000, Peer-reviewed

  
• Long-term changes associated with exploitation of the Beppu hydrothermal system, Japan

  Y Yusa; S Ohsawa; K Kitaoka

  GEOTHERMICS, Aug. 2000, Peer-reviewed

  
• A telemetering system for monitoring aqueous polythionates in an active crater lake

  B Takano; Q Zheng; S Ohsawa

  JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH, Apr. 2000, Peer-reviewed

  
• Information of Geothermal Systems beneath Hakone Volcano, Japan, obtained by Chemical Compositions of discharged Gases.

  OSAWA SHINJI; YUSA YUKI; OYAMA MASAO

  温泉科学, Mar. 2000, Peer-reviewed

  
• Entrainment of atmospheric air into the volcanic system during the 1995 phreatic eruption of Kuju Volcano, Japan

  S Ohsawa; Y Yusa; K Oue; K Amita

  JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH, Feb. 2000

  
• 噴気ガスの化学・同位体組成からみた別府温泉の地熱流体の起源及び性状

  大沢信二

  大分県温泉調査研究会報告, 2000

  
• Age of the Beppu hydrothermal system, Japan

  Yusa, Y; Ohsawa, S

  Proc. World Geothermal Congress 2000, 2000, Peer-reviewed

  
• Isotopic characteristics of typhonic rainwater: Typhoons no. 13 (1993) and no. 6 (1996)

  Shinji Ohsawa; Yuki Yusa

  Limnology, 2000

  
• Chemical Compositions of Gases Discharged from Fumaroles and Steam Wells in the Takenoyu Geothermal Area, Kyushu, Japan.

  OSAWA SHINJI; YUSA YUKI; OUE KAZUTOSHI

  日本地熱学会誌, Oct. 1998, Peer-reviewed

  
• Vertical Distributions of Major, Minor and Trace Elements in a Sediment Core of Chinoike-Jigoku Hot Pool in Beppu, Central Kyushu, Japan.

  TAKAMATSU NOBUKI; OUE KAZUTOSHI; OSAWA SHINJI; KATO NAOYUKI; YUSA YUKI

  温泉科学, Sep. 1998, Peer-reviewed

  
• 別府血の池地獄の色彩変化に関わる沈殿物の鉱物組成・温泉水の化学組成の変化

  大上和敏; 大沢信二; 中川理恵子; 高松信樹; 由佐悠紀

  温泉科学, 1998, Peer-reviewed

  
• Low N_2/He Ratio Magmatic Gas Discharged from Ogasawara-Iwojima in Izu-Mariana Arc along an Oceanic Subduction Zone between Pacific and Philippine-Sea Plates

  OHSAWA Shinji; YUSA Yuki; OUE Kazutoshi; KITAOKA Koichi

  Journal of the Balneological Society of Japan, 1998, Peer-reviewed

  
• Inert Gas Compositions of Fumarolic Gases Discharged from the Aso Volcanic-geothermal Region, Japan.

  OSAWA SHINJI; YUSA YUKI; OUE KAZUTOSHI; KITAOKA KOICHI

  温泉科学, Nov. 1997, Peer-reviewed

  
• Estimation of HCl and Magmatic Steam Fluxes from the Fumarole Area at Kuju-Iwoyama Volcano, Central Kyushu, Japan

  Shinji Ohsawa; Yuki Yusa; Koichi Kitaoka

  Journal of the Geothermal Research Society of Japan, 1997, Peer-reviewed

  
• Changes in Chemical and Isotopic Compositions of Deep Geothermal Waters through Subsurface Boiling at Kuju-Iwoyama Volcano, Central Kyushu, Japan.

  KITAOKA KOICHI; OSAWA SHINJI; YUSA YUKI; KUSAKABE MINORU

  温泉科学, Dec. 1996, Peer-reviewed

  
• A Mud Volcano Formed on the Site of Tsukahara Mine at the Western Flank of Garandake Volcano in 1995.

  OSAWA SHINJI; OUE KAZUTOSHI; YUSA YUKI

  火山, Aug. 1996, Peer-reviewed

  
• A New Chemical Geothermometer for Strongly Acidic Hydrothermal Water.

  OUE KAZUTOSHI; OSAWA SHINJI; YUSA YUKI; KAWANO TAMIO

  温泉科学, Jun. 1996, Peer-reviewed

  
• Geochemical characteristics of the Yufuin outflow plume, Beppu hydrothermal system, Japan

  NC Sturchio; S Ohsawa; Y Sano; G Arehart; K Kitaoka; Y Yusa

  GEOTHERMICS, Apr. 1996, Peer-reviewed

  
• Discoloration of Hot-spring Deposits of the Hot Pool "Chinoike-Jigoku", in Beppu Geothermal Area, Central Kyushu, Japan.

  OSAWA SHINJI; OUE KAZUTOSHI; YUSA YUKI

  温泉科学, Mar. 1996, Peer-reviewed

  
• 大分平野の温泉水の起源について

  大沢信二

  大分県温泉調査研究会報告, 1996

  
• Inert Gas Compositions of Fumarolic Gases Discharged from Kirishima Volcano, Southwestern Japan.

  OSAWA SHINJI; YUSA YUKI; KITAOKA KOICHI

  温泉科学, Dec. 1995, Peer-reviewed

  
• Geochemical Modelling of a Hydrothermal System in Tengchong Volcanic Region, Yunnan Province, China.

  OSAWA SHINJI; YUSA YUKI; WANG Y

  温泉科学, Mar. 1995, Peer-reviewed

  
• Flow Paths of Thermal Groundwaters in the Southern Part of Beppu, Japan.

  OSAWA SHINJI; YUSA YUKI; KITAOKA KOICHI

  温泉科学, Dec. 1994, Peer-reviewed

  
• Migration Processes of Geothermal Fluids Inferred from Rb and Cs Contents in the Beppu Geothermal System, Japan.

  KATO NAOYUKI; TAKAMATSU NOBUKI; KITAOKA KOICHI; OSAWA SHINJI; YUSA YUKI

  温泉科学, Dec. 1994, Peer-reviewed

  
• Surveillance of Ruapehu Crater Lake, New Zealand, by aqueous polythionates

  B Takano; S Ohsawa; R.B Glover

  Journal of Volcanology and Geothermal Research, 1994, Peer-reviewed

  
• Migration Processes of Geothermal Fluids in the Beppu Geothermal System, Japan, Estimated from Stable Isotope Ratios.

  KITAOKA KOICHI; YUSA YUKI; KAMIYAMA KOKICHI; OSAWA SHINJI; STEWART M K; KUSAKABE MINORU

  地下水学会誌, Nov. 1993, Peer-reviewed

  
• Variation in Volcanic Activity of Kusatsu-Shirane Volcano as Inferred from δ^<34>S in Sulfate from the Yugama Crater Lake

  OHSAWA Shinji; TAKANO Bokuichiro; KUSAKABE Minoru; WATANUKI Kunihiko

  Bulletin of the Volcanological Society of Japan, 1993, Peer-reviewed

  
• USING CRATER LAKE CHEMISTRY TO PREDICT VOLCANIC ACTIVITY AT POAS VOLCANO, COSTA-RICA

  GL ROWE; S OHSAWA; B TAKANO; SL BRANTLEY; JF FERNANDEZ; J BARQUERO

  BULLETIN OF VOLCANOLOGY, Aug. 1992, Peer-reviewed

  
• Origin of Water and Dissolved Materials in Hot Spring and Other Natural Waters in Miyakejima-Island, Izu-Islands, Japan.

  OSAWA SHINJI; WATANUKI KUNIHIKO

  温泉科学, May 1992, Peer-reviewed

  
• Evaluation of volcanic activity at crater lakes using aqueous sulfur speciation

  Ohsawa, S; Watanuki, K; Takano, B

  Newsletter of International Working Group on Crater Lakes, 1991

  
• Computer-aided estimation of precipitation mechanism of hokutolite.

  OHSAWA SHINJI; WATANUKI KUNIHIKO; TAKANO BOKUICHIRO

  温泉科学, Oct. 1988, Peer-reviewed

  
• DETERMINATION OF POLYTHIONATES IN AN ACTIVE CRATER LAKE BY NITRATE ION-SELECTIVE ELECTRODE

  Y FUJIWARA; S OHSAWA; K WATANUKI; B TAKANO

  GEOCHEMICAL JOURNAL, 1988, Peer-reviewed

  

Misc.

• 未利用温泉資源量に関する基礎調査と研究(2)温泉から河川への有用金属元素の流出量

  大沢 信二; 渡邊 康平; 高松 信樹

  大分県温泉調査研究会報告, Jul. 2008

  
• マグマ性ガスの移動速度が噴気ガス形成に与える影響--大分県九重硫黄山における例

  網田 和宏; 大沢 信二

  大分県温泉調査研究会報告, Jul. 2004

  
• 希土類元素による別府北部地域温泉水の流動経路の解明

  大沢 信二; 真田 哲也; 山崎 一

  大分県温泉調査研究会報告, Jul. 2003

  
• 別府温泉における温泉水系の変動

  由佐 悠紀; 大沢 信二; 北岡 豪一

  大分県温泉調査研究会報告, Jul. 2002

  
• Isotope-hydrological study on the mixing process of magmatic CO2 into groundwater flow system at Aso volcano, Japan

  山田 誠; 大沢 信二; 風早 康平

  Chikyu Monthly, 2008

  
• 別府南部地域における二酸化炭素fluxの分布

  小川幸輝; 柴田智郎; 三島壮智; 竹村恵二; 大沢信二

  陸水物理研究会研究発表会2017年度（第39回）奈良大会, Nov. 2017

  
• Distribution of carbon dioxide released in the southern part of Beppu

  Ogawa Koki; Shibata Tomo; Mishima Taketoshi; Takemura Keiji; Osawa Shinji

  Abstracts of Annual Meeting of the Geochemical Society of Japan, Sep. 2017

  
• Flux measurements of carbon dioxide at Beppu geothermal area using a portable non-dispersive infrared (NDIR) gas analyzer

  小川幸輝; 柴田智郎; 三島壮智; 竹村恵二; 大沢信二

  日本地球惑星科学連合2017年大会, May 2017

  
• 別府温泉の流動経路と微動アレイ探査によるS速度分布との関係

  宮下雄次; 濱元栄起; 山田誠; 谷口真人; 先名重樹; 西島潤; 成富絢斗; 三島壮智; 柴田智郎; 大沢信二

  日本地球惑星科学連合大会予稿集(Web), 2017

  
• Preservation processes of paleoflood in stalagmite –case study of Inazumi Underwater Cave, Oita, NE Kyushu,Japan –

  Shindoh, T; Ohsawa, S; Mishima, T; Watanabe, Y; Tagami, T

  JpGU-AGU Joint Meeting 2017, 2017, Peer-reviewed

  
• 別府温泉地域におけるCO2fluxの分布

  小川幸輝; 柴田智郎; 三島壮智; 竹村恵二; 大沢信二

  日本陸水学会第81回大会, Nov. 2016

  
• 別府温泉の流動経路と微動アレイ探査によるS波速度分布との関係

  宮下雄次; 濱元栄紀; 山田誠; 先名重樹; 西島潤; 成富絢斗; 三島壮智; 柴田智郎; 大沢信二

  地下水学会2016年度秋季講演会, Oct. 2016

  
• 天満温泉(別府市)の泉質モニタリング

  大沢 信二; 三島 壮智; 竹村 恵二

  大分県温泉調査研究会報告, Aug. 2016

  
• Variation of Geothermal Activity around Iwo-Yama, Kirishima Volcanic Group

  鍵山 恒臣; 吉川 慎; 大沢 信二; 三島 壮智; 黄 有志

  京都大学防災研究所年報, 2016

  
• 姫島火山における表層電気伝導度分布

  鍵山 恒臣; 大沢 信二; 三島 壮智

  大分県温泉調査研究会報告, Jul. 2015

  
• Local scale assessment of submarine groundwater discharge in coastal seas (Beppu, Obama and Otuchi Bay)

  Hisami Honda; Ryo Sugimoto; Masahiko Ono; Shiho Kobayashi; Miyata Youji; Osamu Tominaga; Shinji Ohsawa

  JpGU 2014, May 2014

  
• Derivation of groundwater travel time using tritium/helium 3 dating method and its application

  山田 誠; 大沢 信二; 北岡 豪一

  号外地球, 2013

  
• Paleoclimatological Study using Stalagmite from Java Island, Indonesia

  Watanabe, Y; Matsuoka, H; Sakai, S; Ueda, J; Yamada, M; Ohsawa, S; Kiguchi, M; Satomura, T; Nakai, S; Brahmantyo, B; Maryunani, K; Tagami, T; Takemura, K; Yoden, S

  IGBP PAGES 1st Asian 2K Workshop, 2010

  
• Precipitation variation for the last 140 years recorded in stable isotope ratios from Indonesian stalagmite

  Watanabe, Y; Matsuoka, H; Sakai, S; Yamada, M; Ohsawa, S; Kiguchi, M; Satomura, T; Nakai, S; Brahamantyo, B; Maryunani, K. A; Tagami, T; Takemura, K; Yoden, S

  Goldschmidt Conference, 2009, Peer-reviewed

  
• Stable isotopic variations of a stalagmite from Indonesia and their comparison of meteorological data

  Watanabe, Y; Matsuoka, H; Sakai, S; Ueda, J; Yamada, M; Ohsawa, S; Kiguchi, M; Satomura, T; Nakai, S; Brahamantyo, B; Maryunani, K. A; Tagami, T; Takemura, K; Yoden, S

  Goldschmidt Conference, 2008, Peer-reviewed

  
• A paleoclimate study of Asian equatorial regions using Indonesian speleothems: an overview

  Tagami, T; Watanabe, Y; Matsuoka, H; Ueda, J; Ohsawa, S; Yamada, M; Kitaoka, K; Kiguchi, M; Satomura, T; Sakai, S; Nakai, S; Brahamantyo, B; Maryunani, K.A; Takemura, K; Yoden, S

  International Conference on Quaternary Environmental Changes and Humans in Asia and the Western Pacific, 2007, Peer-reviewed

  
• Carbon and oxygen isotope compositions of a stalagmite from Ciawitali Cave, West Java, Indonesia

  Watanabe, Y; Matsuoka, H; Sakai, S; Ueda, J; Yamada, M; Ohsawa, S; Kiguchi, M; Satomura, T; Nakai, S; Brahamantyo, B; Maryunani, K.A; Tagami, T; Takemura, K; Yoden, S

  International Conference on Quaternary Environmental Changes and Humans in Asia and the Western Pacific, 2007, Peer-reviewed

  
• Comparison of Meteorological Data and Stable Isotope Time Seriesfrom an Indonesian Stalagmite

  Watanabe, Y; Matsuoka, H; Sakai, S; Ueda, J; Yamada, M; Ohsawa, S; Kiguchi, M; Satomura, T; Nakai, S; Brahamantyo, B; Maryunani, K.A; Tagami, T; Takemura, K; Yoden, S

  American Geophysical Union Fall Meeting, 2007, Peer-reviewed

  
• An Overview of the KAGI 21 - J3b Project: the Paleoclimate Study using Indonesian Speleothems

  Watanabe, Y; Matsuoka, H; Ohsawa, S; Yamada, M; Kitaoka, K; Kiguchi, M; Satomura, T; Ueda, J; Kurisaki, K; Yoshimura, K; Nakai, S; Brahamantyo, B; Maryunani, K.A; Tagami, T; Takemura, K; Yoden, S

  4th KAGI21 International Symposium, 2006

  
• Paleoclimatological study using stalagmites from Java Island, Indonesia

  Watanabe, Y; Matsuoka, H; Ohsawa, S; Yamada, M; Kitaoka, K; Kiguchi, M; Ueda, J; Yoshimura, K; Kurisaki, K; Nakai, S; Brahamantyo, B; Maryunani, K.A; Tagami, T; Takemura, K; Yoden, S

  American Geophysical Union Fall Meeting, 2006, Peer-reviewed

  
• Cave survey trips to the limestone caves of Java, Indonesia: 1, Buniayu, West Java and 2, Karangbolong, Central Java

  Matsuoka, H; Watanabe, Y; Ueda, J; Tagami, T; Takemura, K; Brahamantyo, B; Maryunani, K.A; Ohsawa, S; Yamada, M; Kitaoka, K; Yoden, S

  4th KAGI21 International Symposium, 2006

  
• Preliminary report on isotopic and geochemical analyses of drip water samples from Buniayu limestone caves, in Sukabumi, west Java, Indonesia

  Yamada, M; Ohsawa, S; Kitaoka, K; Watanabe, Y; Matsuoka, H; Brahamantyo, B; Maryunani, K.A; Tagami, T; Takemura, K; Yoden, S

  4th KAGI21 International Symposium, 2006

  
• 別府温泉の年齢

  由佐 悠紀; 大沢 信二

  大分県温泉調査研究会報告, Jul. 2000

  
• 長湯温泉の温泉遊離ガスについて

  大沢 信二; 大上 和敏; 網田 和宏

  大分県温泉調査研究会報告, Jul. 1999

  
• Atmospheric Air Suction into Volcanic Edifice Due to Increase of Volcanic Fluid Flux at 1995 Phreatic Eruption of Kuju Volcano

  OHSAWA S.; YUSA Y.; OUE K.; AMITA K.

  日本地熱学会誌, 25 Jan. 1999

  
• Accumulation Rates of Hot Spring Deposits Estimated by the ^<210>Pb Method. -Case Study at the Chinoike-Jigoku Hot Pool in Beppu Geothermal Field, Japan-

  OUE K.; OHSAWA S.; YUSA Y.; KITAOKA K.

  日本地熱学会誌, 25 Jan. 1999

  
• Accumulation Rates of Hot Spring Deposits Estimated by the ^<210>Pb Method

  OUE Kazutoshi; OHSAWA Shinji; YUSA Yuki; KITAOKA Koichi

  日本地熱学会学術講演会講演要旨集, 01 Oct. 1998

  
• 伽藍岳の地熱調査-4-噴気ガスの地球化学

  大沢 信二; 大上 和敏; 由佐 悠紀

  大分県温泉調査研究会報告, Jul. 1998

  
• ICP発光分析法による温泉水中の主要アルカリ元素の定量

  大上 和敏; 大沢 信二; 由佐 悠紀

  大分県温泉調査研究会報告, Jul. 1998

  
• 温泉の色について--青色温泉水の成因に関する一考察

  大沢 信二; 由佐 悠紀

  大分県温泉調査研究会報告, Jul. 1997

  
• トリチウムから推定される九重硫黄山における深部水循環

  北岡 豪一; 大沢 信二; 大上 和敏

  大分県温泉調査研究会報告, Jul. 1997

  
• A Mud Volcano Formed on the Site of Tsukahara Mine at the Western Flank of Garandake Volcano in 1955

  OHSAWA S.; OUE K.; YUSA Y.

  日本地熱学会誌, 25 Apr. 1997

  
• 伽藍岳の地熱調査(2)伽藍岳を中心とする地熱構造モデル

  由佐 悠紀; 大沢 信二; 北岡 豪一

  大分県温泉調査研究会報告, Mar. 1996

  
• 九重硫黄山における噴気と温泉水のトリチウム濃度

  北岡 豪一; 大沢 信二; 大上 和敏

  大分県温泉調査研究会報告, Mar. 1996

  
• 県内温泉の微量成分-2-アルミニウムの定量の意義と分析上の問題点

  大沢 信二; 由佐 悠紀; 北岡 豪一

  京都大学理学部地球物理学研究施設報告 第2集, 1994

  
• 庄内温泉の化学成分濃度の経時変化

  川野 田実夫; 北岡 豪一; 大沢 信二

  京都大学理学部地球物理学研究施設報告 第2集, 1994

  
• 大分県内温泉の泉質分類と泉質分布図の作成

  大沢 信二; 北岡 豪一; 由佐 悠紀

  京都大学理学部地球物理学研究施設報告 第2集, 1994

  
• 庄内温泉の経時変化

  川野 田実夫; 北岡 豪一; 大沢 信二

  京都大学理学部地球物理学研究施設報告 第2集, 1994

  
• 科学で見張る温泉水資源の枯渇―日本最大の温泉地「別府温泉」での取り組み

  OSAWA SHINJI

  応用物理学会九州支部学術講演会講演予稿集, 06 Dec. 2014

  
• 温泉排水が河口周辺の魚類群集に与える影響

  YAMADA MAKOTO; HATA MASAKI; UTSUNOMIYA TATSUYA; MISHIMA TAKETOSHI; SHOJI JUN; OSAWA SHINJI; TANIGUCHI MAKOTO

  日本温泉科学会大会講演要旨集, 04 Sep. 2014

  
• 蛍光X線分析法を用いた水中懸濁物質の定量方法の構築

  SUNAGAWA AYAKO; OUE KAZUTOSHI; HOSOKAWA SHUICHI; OSAWA SHINJI

  日本温泉科学会大会講演要旨集, 04 Sep. 2014

  
• 大分県姫島拍子水温泉の色彩変化のメカニズム

  HOSOKAWA SHUICHI; OSAWA SHINJI; MISHIMA TAKETOSHI; KAGIYAMA TSUNEOMI

  日本温泉科学会大会講演要旨集, 04 Sep. 2014

  
• 大分県姫島・拍子水温泉の付随ガスの地球化学

  OSAWA SHINJI; MISHIMA TAKETOSHI; SAKAI TAKUYA; NAGAO KEISUKE

  日本温泉科学会大会講演要旨集, 04 Sep. 2014

  
• 大分県鉄輪温泉周辺における重力変動観測

  NISHIJIMA JUN; YAYAN SOFYAN; OSAWA SHINJI; YAMADA MAKOTO; FUJII MASAHIKO

  日本地熱学会学術講演会講演要旨集, 2014

  
• 大分県湯布院地域の河川水水質に及ぼす温泉水の影響について

  OGATA HIKARU; SEO CHIAKI; OUE KAZUTOSHI; OSAWA SHINJI

  日本陸水学会大会講演要旨集, 10 Sep. 2013

  
• 兵庫県南部・三木市吉川に湧出する炭酸に富む高塩分温泉の地球化学的研究

  OUE KAZUTOSHI; OSAWA SHINJI; AMITA KAZUHIRO; MISHIMA TAKETOSHI; SAKAI TAKUYA

  日本温泉科学会大会講演要旨集, 26 Aug. 2013

  
• 熱水変質が母岩の表面伝導度に与える影響の定量的検討~低温熱水系と(やや)高温熱水系との比較研究

  KOMORI SHOGO; KAGIYAMA TSUNEOMI; TAKAKURA SHIN'ICHI; OSAWA SHINJI; MIMURA MAMORU; MOGI TOORU

  日本火山学会講演予稿集, 2013

  
• 中央構造線沿いに湧出する高塩分泉の起源

  AMITA KAZUHIRO; OSAWA SHINJI; NISHIMURA KOUSHI; YAMADA MAKOTO; MISHIMA TAKETOSHI; HIRAJIMA TAKAO

  日本水文科学会学術大会発表要旨集, Oct. 2012

  
• 噴火後に見られた霧島火山新燃岳の火口湖の変色

  OSAWA SHINJI; SUGIMORI KENJI; YAMAUCHI HIROSHI; KOEDA TOMOYUKI; INABA HIROAKI; KATAOKA YOSHIHISA; KAGIYAMA TSUNEOMI

  日本陸水学会大会講演要旨集, 14 Sep. 2012

  
• 霧島火山群周辺の表層電気伝導度分布

  KAGIYAMA TSUNEOMI; YOSHIKAWA SHIN; UTSUGI MITSURU; OSAWA SHINJI; MISHIMA TAKETOSHI; INOUE HIROYUKI

  日本火山学会講演予稿集, 2012

  
• 大分県山香温泉に湧出する温泉水の起源

  OUE KAZUTOSHI; OSAWA SHINJI; SAKAI TAKUYA; YAMADA MAKOTO; MISHIMA TAKETOSHI

  日本温泉科学会大会講演要旨集, 2012

  
• 福岡県筑後平野に湧出する炭酸泉の起源

  OUE KAZUTOSHI; OSAWA SHINJI; YAMADA MAKOTO; MISHIMA TAKETOSHI; SAKAI TAKUYA

  日本温泉科学会大会講演要旨集, 06 Sep. 2011

  
• 霧島火山新燃岳の火口湖で見られた湖水の変色について

  OSAWA SHINJI; SUGIMORI KENJI; YAMAUCHI HIROSHI; KOEDA TOMOYUKI; INABA HIROAKI; KATAOKA YOSHIHISA; KAGIYAMA TSUNEOMI

  日本温泉科学会大会講演要旨集, 06 Sep. 2011

  
• 地球化学的にみた大分県山香温泉の生成機構

  SAKAI TAKUYA; OSAWA SHINJI; YAMADA MAKOTO; MISHIMA TAKETOSHI; OUE KAZUTOSHI

  日本温泉科学会大会講演要旨集, 06 Sep. 2011

  
• 霧島火山群周辺の表層電気伝導度分布

  KAGIYAMA TSUNEOMI; UTSUGI MITSURU; YOSHIKAWA SHIN; OSAWA SHINJI; INOUE HIROYUKI; KOMORI SHOGO

  日本火山学会講演予稿集, 2011

  
• ヘリウム・炭素同位体システマティックスから見た九州中部の非火山地域の温泉の溶存ガス成分の起源

  OSAWA SHINJI; YAMADA MAKOTO; MISHIMA MASATOSHI; SAKAI TAKUYA; YOSHIKAWA SHIN; KAGIYAMA TSUNEOMI

  日本温泉科学会大会講演要旨集, 12 Sep. 2010

  
• 河川生態系に対す温泉排水の影響に関する研究―別府地域における河川水質と珪藻流出量の関係―

  YAMADA MAKOTO; OSAWA SHINJI; MISHIMA MASATOMO; SAKAI TAKUYA; SAITO MITSUYO

  日本陸水学会大会講演要旨集, 07 Sep. 2010

  
• 水文化学的手法によって明らかになった鍾乳石の成長速度の季節変動とその支配要因

  MISHIMA MASATOMO; OSAWA SHINJI; YAMADA MAKOTO; SAKAI TAKUYA

  日本陸水学会大会講演要旨集, 07 Sep. 2010

  
• 九州中部の非火山地域に流出する温泉の深部起源炭素に富む炭酸成分

  SAKAI TAKUYA; OSAWA SHINJI; YAMADA MAKOTO; MISHIMA MASATOMO; YOSHIKAWA SHIN; KAGIYAMA TSUNEOMI

  日本陸水学会大会講演要旨集, 07 Sep. 2010

  
• 由布岳・由布院盆地周辺の表層電気伝導度分布と温泉分布

  ASANO TSUYOSHI; KAGIYAMA TSUNEOMI; UTSUGI MITSURU; YOSHIKAWA SHIN; INOUE HIROYUKI; OSAWA SHINJI

  日本火山学会講演予稿集, 2010

  
• High Li/B ratio fluid inclusion from Besshi area, central Shikoku, Sambagawa belt

  YOSHIDA Kenta; SENGEN Yoshiteru; TSUCHIYA Shigeki; MINAGAWA Kouta; KOBAYASHI Tomoyuki; MISHIMA Taketoshi; OHSAWA Shinji; HIRAJIMA Takao

  日本鉱物科学会年会講演要旨集, 23 Sep. 2010

  
• 別府湾における成層期の栄養塩空間分布特性

  SAITO MITSUYO; KAKU SHINU; NISHIHARA KAZUNORI; FUJII NAOKI; OSAWA SHINJI; TAKEOKA HIDETAKA

  日本海洋学会大会講演要旨集, 11 Sep. 2009

  
• 環境同位体をトレーサーとした別府南部地域を流動する温泉水の涵養域と滞留時間の推定

  MISHIMA TAKETOMO; OSAWA SHINJI; YAMADA MAKOTO; KITAOKA KOICHI

  日本陸水学会大会講演要旨集, 10 Sep. 2009

  
• 河川に生息する珪藻への温泉排水の影響評価

  YAMADA MAKOTO; OSAWA SHINJI; MISHIMA TAKETOMO; UMAWATARI HIDEO; TAKEMURA KEIJI; SAITO MITSUYO

  日本陸水学会大会講演要旨集, 10 Sep. 2009

  
• 研究の対象としての温泉―ある地球化学の研究成果を温泉法に見る定義に照らし合わせると―

  OSAWA SHINJI

  日本温泉科学会大会講演要旨集, 07 Sep. 2009

  
• 京都・竹の郷温泉の温泉水の起源と生成機構

  OSAWA SHINJI; YAMADA MAKOTO; MISHIMA TAKETOSHI

  日本温泉科学会大会講演要旨集, 07 Sep. 2009

  
• 秋田県出壷の湧水の水質に関する研究

  AMITA KAZUHIRO; OSAWA SHINJI; KAKUBE MAKOTO; YAMADA MAKOTO; HIDA NOBORU

  日本温泉科学会大会講演要旨集, 07 Sep. 2009

  
• インドネシア・西ジャワの石筍に見られる成長縞を用いた時間モデル構築

  SAKATA SHUHEI; WATANABE YUMIKO; MATSUOKA HIROSHIGE; YAMADA MAKOTO; OSAWA SHINJI; NAKAI SHUN'ICHI; BRAHMANTYO BUDI; MARYUNANI KHOIRIL A; TAGAMI TAKAHIRO; TAKEMURA KEIJI; YODEN SHIGEO

  日本第四紀学会講演要旨集, 24 Aug. 2009

  
• 深部流体のLi/B比:深部流体の発生深度の指標になるか?

  SENGEN YOSHITERU; NISHIMURA KOUSHI; OSAWA SHINJI; HIRAJIMA TAKAO

  日本鉱物科学会年会講演要旨集, 2009

  
• 阿蘇火山中岳火口湯だまりの水質から探るマグマ性ガスの特徴

  SAITO TAKESHI; OSAWA SHINJI

  日本地球化学会年会講演要旨集, 2008

  
• 中央構造線沿いで掘削された深度の異なる温泉井から流出する温泉水の地球化学的特徴

  OSAWA SHINJI; AMITA KAZUHIRO; YAMADA MAKOTO; MORIKAWA NORITOSHI; TAKAHASHI MASAAKI; KAZAHAYA KOHEI

  日本温泉科学会大会講演要旨集, 07 Sep. 2007

  
• 鍾乳石を用いた古気候解析―インドネシア・西ジャワの例―

  WATANABE YUMIKO; MATSUOKA HIROSHIGE; UEDA JUN; SAKAI SABURO; YAMADA MAKOTO; OSAWA SHINJI; KIGUCHI MASASHI; SATOMURA TAKEHIKO; NAKAI SHUN'ICHI; BRAHMANTYO BUDI; MARYUNANI KHOIRIL A; TAGAMI TAKAHIRO; TAKEMURA KEIJI; YODEN SHIGEO

  日本地球化学会年会講演要旨集, 2007

  
• 鳥海山出壷の湧水の水質形成に関する研究

  AMIDA KAZUHIRO; RIBE SHIN; OSAWA SHINJI; HIDA NOBORU

  日本地下水学会講演会講演要旨, 2007

  
• 宮崎県の大深度掘削温泉から流出する続成流体

  OSAWA SHINJI; AMITA KAZUHIRO; YAMADA MAKOTO; KAZAHAYA KOHEI

  日本温泉科学会大会講演要旨集, 31 Aug. 2006

  
• 大分平野の深部に賦存される有馬型熱水の起源

  AMITA KAZUHIRO; OSAWA SHINJI; DU JIANGUO; YAMADA MAKOTO

  日本温泉科学会大会講演要旨集, 31 Aug. 2006

  
• 阿蘇火山中岳火口湯溜まりの水・熱・塩化物イオン収支

  SAITO TAKESHI; OSAWA SHINJI; HASHIMOTO TAKESHI; TERADA AKIHIKO; YOSHIKAWA SHIN; OKURA TAKAHIRO

  日本火山学会講演予稿集, 2006

  
• 大分平野に賦存される深層熱水の起源

  AMITA KAZUHIRO; OSAWA SHINJI; DU J; YAMADA MAKOTO; KAZAHAYA KOHEI; MORIKAWA NORITOSHI; OWADA MICHIKO

  日本地熱学会学術講演会講演要旨集, 2005

  
• アルミノケイ酸塩粒子の散乱によって呈色している青色天然水について

  IWASAKI ASAMI; TAKAMATSU NOBUKI; KUNUGI MASAYUKI; OSAWA SHINJI

  日本陸水学会大会講演要旨集, 10 Sep. 2004

  
• 大分県別府地域を流れる河川に及ぶ温泉の影響

  YAMASAKI HAJIME; TAKAMATSU NOBUKI; OSAWA SHINJI; AMIDA KAZUHIRO; YAMADA MAKOTO; KATO NAOYUKI

  日本陸水学会大会講演要旨集, 10 Sep. 2004

  
• 大分平野の深部に賦存する有馬型熱水

  AMITA KAZUHIRO; OSAWA SHINJI; DU J; YAMADA MAKOTO

  日本温泉科学会大会講演要旨集, 2004

  
• 別府市内を流れる河川に与える温泉の影響

  YAMAZAKI HAJIME; TAKAMATSU NOBUKI; OSAWA SHINJI; KATO NAOYUKI

  日本温泉科学会大会講演要旨集, 2004

  
• 群馬県四万湖の青色呈色因子と四万温泉との関係

  IWASAKI ASAMI; TAKAMATSU NOBUKI; KUNUGI MASAYUKI; OSAWA SHINJI

  日本温泉科学会大会講演要旨集, 2004

  
• 噴火活動における塩素同位体分別の可能性

  MIYATA YOSHIKI; YONEDA SEIICHI; OSAWA SHINJI; SUZUKI KATSUHIKO; NAKAI SHUN'ICHI

  日本地球化学会年会講演要旨集, 2004

  
• 火山ガスの移動速度がその化学組成に与える影響について

  AMITA KAZUHIRO; OSAWA SHINJI

  日本地熱学会学術講演会講演要旨集, 20 Nov. 2003

  
• 九重火山地域の地下水に含まれる炭酸の起源と挙動

  YAMADA MAKOTO; OSAWA SHINJI; YUSA YUKI

  日本水文科学会学術大会発表要旨集, Oct. 2003

  
• 別府温泉の海地獄熱水の色彩変化

  OSAWA SHINJI; ONDA YUJI; TAKAMATSU NOBUKI

  日本温泉科学会大会講演要旨集, 25 Sep. 2003

  
• 別府地熱地域からのメタンガス全放出量の推定

  OSAWA SHINJI; AMITA KAZUHIRO

  日本地熱学会学術講演会講演要旨集, 20 Nov. 2002

  
• 本邦及びニュージーランドにおける火山性熱水の希土類元素パターン

  SANADA TETSUYA; ONDA YUJI; TAKAMATSU NOBUKI; OSAWA SHINJI; IMAHASHI MASAYUKI

  日本温泉科学会大会講演要旨集, Sep. 2002

  
• 別府地熱地帯より放出されるメタンガス量

  OSAWA SHINJI; AMITA KAZUHIKO

  日本温泉科学会大会講演要旨集, Sep. 2002

  
• New Zealandにおける青色天然水の呈色因子

  ONDA YUJI; TAKAMATSU NOBUKI; SANADA TETSUYA; IMAHASHI MASAYUKI; OSAWA SHINJI

  日本温泉科学会大会講演要旨集, Sep. 2002

  
• Rayleigh scattering by aqueous colloidal silica as a cause for the blue color of hydrothermal water

  S Ohsawa; T Kawamura; N Takamatsu; Y Yusa

  JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH, Mar. 2002

  
• Escape of volcanic gas into shallow groundwater systems at Unzen Volcano (Japan): Evidence from chemical and stable carbon isotope compositions of dissolved inorganic carbon

  Shinji Ohsawa; Kohei Kazahaya; Masaya Yasuhara; Tadashi Kono; Koichi Kitaoka; Yuki Yusa; Kazuhiro Yamaguchi

  Limnology, 2002

  
• Rayleigh scattering by aqueous colloidal silica as a cause for the blue color of hydrothermal water

  S Ohsawa; T Kawamura; N Takamatsu; Y Yusa

  JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH, Mar. 2002

  
• 雲仙火山の浅層地下水系へのマグマ性二酸化炭素の混入

  OSAWA SHINJI; KAZAHAYA KOHEI; YASUHARA MASAYA; KITAOKA KOICHI; YAMAGUCHI KAZUSUKE; YUSA YUKI; KONO TADASHI

  日本地熱学会学術講演会講演要旨集, 03 Dec. 2001

  
• 雲仙火山における地下水流動系について 地球化学的手法による結果

  KAZAHAYA KOHEI; YASUHARA MASAYA; INAMURA AKIHIKO; HOSHIZUMI HIDEO; KONO TADASHI; OSAWA SHINJI; YUSA YUKI; KITAOKA KOICHI; YAMAGUCHI KAZUHIRO

  日本火山学会講演予稿集, 01 Oct. 2001

  
• High σ¹³C Fumarolic CO₂ Discharged from Ogasawara-Iwojima, an Active Volcanic Island in the Iｇu-Bonin Arc

  J.Geotherm. Res. Soc. Japan, 2001

  
• 雲仙地溝帯の湧水の水質

  KONO TADASHI; OSAWA SHINJI; YUSA YUKI; KITAOKA KOICHI; YASUHARA MASAYA; KAZAHAYA KOHEI

  日本地理学会発表要旨集, 07 Oct. 2000

  
• 青色天然水の生成機構 裏磐梯五色沼および別府海地獄について

  TAKAMATSU NOBUKI; AOYAMA KAORU; KOIDE YUKIHIDE; HAN'YA AYUMI; IMAHASHI TADAMASA; OSAWA SHINJI

  日本陸水学会大会講演要旨集, 15 Sep. 2000

  
• Isotopic characteristics of typhonic rainwater : typhoons No.13(1993)and No.3(1996).

  Limnology, 2000

  
• Entrainment of atmospheric air into the volcanic system during the 1995 phreatic eruption of Kuju Volcano, Japan

  S Ohsawa; Y Yusa; K Oue; K Amita

  JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH, Feb. 2000

  
• 噴気ガスの化学組成から得られる箱根火山の地熱情報

  OSAWA SHINJI; YUSA YUKI; OYAMA MASAO

  日本地熱学会学術講演会講演要旨集, 01 Dec. 1999

  
• 青色温泉水の発色機構

  OSAWA SHINJI; KAWAMURA TAKAO; TAKAMATSU NOBUKI; YUSA YUKI

  日本陸水学会大会講演要旨集, 01 Oct. 1999

  
• Origin of carbon dioxide in free gas from Nagayu hot spring, inferred from chemical and isotopic compositions.

  IWAKURA KAZUTOSHI; OSAWA SHINJI; OUE KAZUTOSHI; AMITA KAZUHIRO; TAKAMATSU NOBUKI; IMAHASHI MASAYUKI; NOTSU KENJI; YUSA YUKI

  日本地球化学会年会講演要旨集, 29 Sep. 1999

  
• ²¹⁰Pb法による温泉沈殿物の堆積速度の推定 およそ100年前に堆積した血の池地獄の沈殿物の発掘

  OUE KAZUTOSHI; OSAWA SHINJI; YUSA YUKI; KITAOKA KOICHI

  日本地熱学会学術講演会講演要旨集, Oct. 1998

  
• 1995年九重火山の水蒸気爆発時に発生した火山体内部への大気の吸引現象

  OSAWA SHINJI; YUSA YUKI; OUE KAZUTOSHI; AMITA KAZUHIRO

  日本地熱学会学術講演会講演要旨集, Oct. 1998

  
• Hydrothermal activity in Mt. Kujyuiouzan. Focussing on stable isotope and tritium.

  KITAOKA GOICHI; OSAWA SHINJI; OGAMI KAZUTOSHI; YUSA HARUNORI; KUSAKABE MINORU

  日本陸水学会大会講演要旨集, Aug. 1997

  
• Water circulation in the active volcano. Stable isotope and tritium in Mt. Iozan, of the Kuju mountains.

  KITAOKA GOICHI; OSAWA SHINJI; OUE KAZUTOSHI; YUSA HARUNORI

  日本地下水学会講演会講演要旨, Jun. 1997

  
• Mineral composition of sediments which are related to color change in the Beppu Chinoike Zigoku and change in chemical composition of the geothermal water.

  OGAMI KAZUTOSHI; OSAWA SHINJI; NAKAGAWA RIEKO; TAKAMATSU NOBUSHIGE; YUSA HARUNORI

  日本温泉科学会大会講演要旨集, 1997

  
• Deep water circulation in the Kokonoe Mt. Iouzan. Viewpoint from stable isotope and tritium.

  KITAOKA GOICHI; OSAWA SHINJI; OGAMI KAZUTOSHI; YUSA HARUNORI; KUSAKABE MINORU

  日本温泉科学会大会講演要旨集, 1997

  
• Minor components in sediments of Beppu Chinoike Zigoku.

  TAKAMATSU NOBUKI; NAKAGAWA RIEKO; KATO NAOYUKI; OSAWA SHINJI; OGAMI KAZUTOSHI; YUSA YUKI

  日本温泉科学会大会講演要旨集, 1997

  
• A Mud Volcano Formed on the Site of Tsukahara Mine at the Western Flank of Garanandake Volcano in 1995.

  OSAWA SHINJI; OUE KAZUTOSHI; YUSA YUKI

  日本地熱学会学術講演会講演要旨集, Dec. 1996

  
• Discoloration of the Hot Pool "Chinoike-Jigoku", in the Beppu Geothermal Area, Central Kyushu, Japan.

  OSAWA SHINJI; OUE KAZUTOSHI; YUSA YUKI

  日本地熱学会学術講演会講演要旨集, Dec. 1996

  
• Age of the Beppu Geothermal Sytem Inferred from Potassium Budget.

  YUSA YUKI; OSAWA SHINJI

  日本地熱学会学術講演会講演要旨集, Dec. 1996

  
• A new chemical geothermometer for strongly acidic hydrothermal water.

  OUE KAZUTOSHI; OSAWA SHINJI; YUSA YUKI; KAWANO TAMIO

  日本地熱学会学術講演会講演要旨集, Dec. 1996

  
• Tritium concentrations in fumarolic condensates and hot spring waters at Kuju-Iwoyama volcano.

  KITAOKA KATSUICHI; OSAWA SHINJI; OUE KAZUTOSHI

  日本地熱学会学術講演会講演要旨集, Dec. 1996

  
• Discharge of Volcanic Fluid from Kuju-Iwoyama Volcano Inferred from Stable Isotope Ratios.

  KITAOKA GOICHI; YUSA HARUNORI; OSAWA SHINJI; FUKUDA YOICHI; MAWATARI HIDEO; KUSAKABE MINORU

  地球惑星科学関連学会合同大会予稿集, Mar. 1996

  
• Age estimation of Beppu geothermal system based on water - rock interaction.

  OSAWA SHINJI; YUSA HARUNORI

  日本温泉科学会大会講演要旨集, 1996

  
• Hot water formation process in Mt. Iouzan in Kuju from viewpoint of stable isotope.

  KITAOKA GOICHI; OSAWA SHINJI; YUSA HARUNORI; KUSAKABE MINORU

  日本温泉科学会大会講演要旨集, 1996

  
• Development of a geochemical thermometer for strong acidity hot water.

  OGAMI KAZUTOSHI; OSAWA SHINJI; YUSA HARUNORI; KAWANO TAMIO

  日本温泉科学会大会講演要旨集, 1996

  
• Geochemical Modelling of a Hydrothermal System in Tengchong Volcanic Region, Yunnan Province, China.

  OSAWA SHINJI; YUSA YUKI; WANG Y

  日本地熱学会学術講演会講演要旨集, Oct. 1995

  
• Volatile Fluxes from Kuju-Iwo Volcano.

  OSAWA SHINJI; YUSA YUKI; KITAOKA KOICHI

  日本地熱学会学術講演会講演要旨集, Oct. 1995

  
• Temperature estimation of strong acidic hydrothermal environment by chemical technique.

  OGAMI KAZUTOSHI; OSAWA SHINJI; YUSA YUKI; KAWANO TAMIO

  日本陸水学会大会講演要旨集, Sep. 1995

  
• Isotopic features of precipitation by typhoon.

  OSAWA SHINJI

  日本陸水学会大会講演要旨集, Sep. 1995

  
• Preliminary report of a seismic reflection study across the Yufuin basin.

  YUSA YUKI; FUKUDA YOICHI; KITAOKA KATSUICHI; OSAWA SHINJI; IKAWA TAKESHI; ABE SUSUMU

  日本地震学会秋季大会講演予稿集, Sep. 1995

  
• ヒマラヤ温泉の一例

  綿抜邦彦; 大沢信二

  日本温泉科学会大会講演要旨集, 1995

  
• 鉱物‐熱水相互作用に基づく強酸性熱水用地化学温度計

  大上和敏; 大沢信二; 由佐悠紀; 川野田実夫

  日本温泉科学会大会講演要旨集, 1995

  
• 同位体資料による地下温泉水の多層流動

  由佐悠紀; 北岡豪一; 大沢信二

  日本温泉科学会大会講演要旨集, 1995

  
• 九重硫黄火山の噴気塩化水素フラックス

  大沢信二; 由佐悠紀; 北岡豪一

  日本温泉科学会大会講演要旨集, 1995

  
• Characteristics of Discharge of Geothermal Fluid in Kuju-Iwoyama, Japan.

  KITAOKA KOICHI; YUSA YUKI; OSAWA SHINJI; TAKEMURA KEIICHI; FUKUDA YOICHI

  日本地熱学会学術講演会講演要旨集, Nov. 1994

  
• Flow pattern of geothermal water in Beppu area estimated from CSMT.

  MOGI TOORU; YUSA YUKI; KITAOKA KOICHI; TAKEMURA KEIJI; FUKUDA YOICHI; OSAWA SHINJI

  日本地熱学会学術講演会講演要旨集, Nov. 1994

  
• Flow Paths of Thermal Groundwaters in the Beppu Hydrothermal System, Japan Inferred from the Distribution of Chemical Composition.

  OSAWA SHINJI; YUSA YUKI; KITAOKA KOICHI

  日本地熱学会学術講演会講演要旨集, Nov. 1994

  
• 平成5年台風13号によりもたらされた雨水の化学的特徴

  大沢信二

  日本陸水学会大会講演要旨集, Sep. 1994

  
• 同位体比からみた九重硫黄山における火山性流体の流出

  北岡豪一; 由佐悠紀; 大沢信二; 竹村恵二; 福田洋一

  日本陸水学会大会講演要旨集, Sep. 1994

  
• 活火山における地下水と火山性流体の混合

  北岡豪一; 由佐悠紀; 大沢信二; 竹村恵二

  日本地下水学会講演会講演要旨, May 1994

  
• On a new micro-earthquake observation system in Beppu.

  YUSA YUKI; KITAOKA GOICHI; TAKEMURA KEIJI; FUKUDA YOICHI; OSAWA SHINJI; MAWATARI HIDEO; SUDO YASUAKI; IGAWA TAKESHI; KURODA TOORU

  地球惑星科学関連学会合同大会予稿集, Mar. 1994

  
• Seismic Activity at the eastern district in the central Kyushu (Beppu District).

  SUDO YASUAKI; YUSA YUKI; FUKUDA YOICHI; TAKEMURA KEIJI; KITAOKA KATSUICHI; OSAWA SHINJI; MAWATARI HIDEO; YOSHIKAWA SHIN

  地球惑星科学関連学会合同大会予稿集, Mar. 1994

  
• 中国雲南省騰ちゅう火山区の地熱活動 (その1) 概要

  由佐悠紀; 大沢信二; 王雲飛

  日本温泉科学会大会講演要旨集, 1994

  
• 中国雲南省騰ちゅう火山区の地熱活動 (その2) 温泉水の化学的特徴

  大沢信二; 由佐悠紀; 王雲飛

  日本温泉科学会大会講演要旨集, 1994

  
• 安定同位体およびトリチウムから推定される山陰地方の温泉の湧出経路について

  北岡豪一; 大沢信二; 吉岡龍馬; 西田良平; 小泉尚嗣

  日本温泉科学会大会講演要旨集, 1994

  
• 別府地熱域における滞騰泉の長期変化

  大沢信二; 由佐悠紀

  日本陸水学会大会講演要旨集, Nov. 1993

  
• 安定同位体比およびトリチウム濃度から推定される玉造・三朝・城崎温泉の湧出経路

  北岡豪一; 吉岡龍馬; 西田良平; 小泉尚嗣; 大沢信二; 日下部実

  日本陸水学会大会講演要旨集, Nov. 1993

  
• 九重硫黄山における噴気及び湧出温泉水の安定同位体比

  北岡豪一; 由佐悠紀; 大沢信二; 日下部実

  日本地下水学会講演会講演要旨, Oct. 1993

  
• Discharge processes of geothermal fluids inferred from stable isotope study in Kuju-Iwoyama, Kyushu, Japan.

  KITAOKA KOICHI; YUSA YUKI; OSAWA SHINJI; KUSAKABE MINORU

  日本温泉科学会大会講演要旨集, 1993

  
• Newly found geothermal lateral flow in the southern part of Beppu.

  OSAWA SHINJI; YUSA YUKI; KITAOKA KOICHI

  日本温泉科学会大会講演要旨集, 1993

  
• Evaluation of volcanic activity by simultaneous monitoring of dissolved meta-stable sulfur compounds in active crater lakes.

  大沢信二; 綿抜邦彦; 高野穆一郎

  日本地球化学会年会講演要旨集, 1991

  
• Chemical and isotopic behavior of sulfate in Yugama crater lake, Kusatsu-shirane volcano.

  大沢信二; 日下部実; 千葉仁; 綿抜邦彦; 高野穆一郎

  日本地球化学会年会講演要旨集, Oct. 1990

  
• The contribution of bacterial activity to the cycle of sulfur compounds at Yugama crater lake.

  越田正樹; 大沢信二; 杉森賢司; 高柳進之輔; 綿ぬき邦彦; 高野穆一郎

  日本地球化学会年会講演要旨集, Oct. 1990

  

Presentations

• 高塩分温泉の成り立ち

  大沢信二

  ソルト・サイエンス・シンポジウム2019「海水・塩と温泉」（品川区立総合区民会館）, Invited

  
• 日出沖海底湧水の科学的調査

  大沢信二

  城下カレイと海底湧水:陸と海と魚をつなぐ水の役割（日出町公民館）, Invited

  
• 科学で見張る温泉水資源の枯渇ー日本最大の温泉地「別府温泉」での取り組み

  大沢信二

  応用物理学会九州支部学術講演会特別講演（大分大学工学部）, Invited

  
• 別府湾の沿岸海底温泉湧出の探索

  大沢信二

  九州高等学校理科教育研究会大分大会, 31 Jul. 2021, Invited

  
• 高塩分温泉の成因に関する分野横断的研究

  大沢信二

  大分地質学会, 11 Apr. 2021, Invited

  
• 少し元気がない別府温泉- 科学的に見た地熱活動の近況 -

  温泉県おおいたシンポジウム, 17 Mar. 2013, 大分県, Invited

  
• 別府温泉はなぜ日本一なのか？～ 多種・大量の温泉水ができる仕組みを知る ～

  おおいた 別府 ジオシンポジウム, 25 Nov. 2012, 大分県, Invited

  
• 別府温泉と同位体

  質量分析学会同位体比部会, 17 Nov. 2010, 日本質量分析学会, Invited

  
• 鍾乳洞の気象と鍾乳石の成長

  大分地質学会講演会, 01 Nov. 2009, 大分地質学会, Invited

  

Books and Other Publications

• 京大理学部知の真髄 : 玉城嘉十郎の2つの遺産（京都大学大学院理学研究科編）

  大沢信二ほか, Joint work, 総合科学「地球熱学」

  京都大学学術出版会, Dec. 2022

  Find Kyoto University's collection of books :

  
• 図説 日本の温泉-170温泉のサイエンス

  大沢信二ほか, Joint work, 6-11山香温泉，6-12雲仙温泉，6-13阿蘇火山の温泉，6-15宮崎平野の大深度温泉

  朝倉書店, Mar. 2020

  
• 地下水・湧水を介した陸-海のつながりと人間社会

  大沢信二ほか, Joint work, 別府における温泉利用と河川生態系

  恒星社厚生閣, Mar. 2017

  
• 地熱資源をめぐる水・エネルギー・食料ネクサス-学際・超学際アプローチに向けて

  大沢信二ほか, Joint work, 別府温泉における新たな地熱開発の現状と影響

  近代科学社, Nov. 2018, Not refereed

  
• 温泉と地球科学-温泉を通して読み解く地球の営み

  大沢信二ほか, Joint editor, 火山に湧く冷たい炭酸泉ほか

  ナカニシヤ出版, Sep. 2016, Not refereed

  
• 海は百面相

  大沢信二ほか, Contributor, 同位体で探る「化石海水型温泉水」の起源

  京都通信社, Sep. 2013, Not refereed

  
• 温泉の百科事典

  大沢信二ほか

  丸善, 30 Dec. 2012, Not refereed

  
• 温泉科学の新展開

  大沢信二ほか, Editor, 別府温泉は何歳か？

  ナカニシヤ出版, Aug. 2006, Not refereed

  
• 温泉科学の最前線

  大沢信二ほか, Contributor, 青い温泉水はどのようにしてできるのか

  ナカニシヤ出版, Apr. 2004, Not refereed

  

Awards

• 24 Sep. 2011

  The Japanese Society of Limnology, 学会賞吉村賞
• 24 Sep. 2011

  日本陸水学会, 学会賞吉村賞

Media Coverage

• 鶴見岳・伽藍岳噴火レベル引き上げ２週間 専門家継続的な監視を

  大分合同新聞, 21 Jul. 2022, Paper

  
• 野母崎 炭酸温泉起源

  長崎新聞, 09 Mar. 2021, Paper

  
• 山とともに

  読売新聞, 07 Jan. 2016, Paper

  
• 試練の再生エネ 先進県・大分は今 4

  大分合同新聞, 27 Nov. 2015, Paper

  
• 鶴見岳・伽藍岳「変化に注意を」

  大分合同新聞, 15 Jul. 2015, Paper

  
• 火山学び、災害に備えて

  大分合同新聞, 18 Jun. 2015, Paper

  
• Does Water Come from the Deep Earth?

  京都大学, KU Research Activities Vol.5 No.1, Jun. 2015, Pr

  
• 生物の成長に関わり 日出で海底湧水の可能性学ぶシンポ

  大分合同新聞, 27 May 2015, Paper

  
• 陸・海・魚をつなぐ 城下カレイ祭りシンポジウム

  今日新聞（別府市）, 14 May 2015, Paper

  
• 温泉のヒミツ －光の散乱でお湯の色変化－

  信濃毎日新聞, 06 Mar. 2015, Paper

  
• 新型火山性温泉 阿蘇の８か所でも確認 京大大学院チーム調査

  読売新聞, 27 Jan. 2012, Paper

  
• 菌の食べかす火口湖変色 新燃岳09年の鉄さび正体 京大調査

  朝日新聞, 08 May 2011, Paper

  
• 鍾乳石の成長季節で変化 CO2濃度低くなる冬に進む 気候変動の手掛かりに 別府の京大研究チーム

  大分合同新聞, 16 Jun. 2007, Paper

  
• 大分市の温泉別府と"遠縁" 九州初確認「有馬型」火山型の特徴同居

  朝日新聞, 11 Jan. 2006, Paper

  

External funds: Kakenhi

• 噴気に由来する全物質分析による火山活動予測：水蒸気噴火の準備過程の解明

  Grant-in-Aid for Scientific Research (C)

  Basic Section 17030:Human geosciences-related

  Shinshu University

  齋藤 武士

  From 01 Apr. 2020, To 31 Mar. 2024, Granted

  水蒸気噴火;火山ガス;熱水系;自然電位;熱水;噴気;地磁気;焼岳

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20K04081/
• カルデラ湖の水質を用いた十和田火山活動モニタリング手法の開発

  Grant-in-Aid for Scientific Research (C)

  Basic Section 25030:Disaster prevention engineering-related

  Akita University

  網田 和宏

  From 01 Apr. 2019, To 31 Mar. 2024, Granted

  十和田カルデラ;火山活動;モニタリング;水質;安定同位体比;水素・酸素安定同位体比;溶存化学組成;火山活動モニタリング;化学組成;十和田湖;湖水;採水;カルデラ;湖水の水循環;同位体比

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19K04945/
• 酸化還元状態を考慮した冷たい沈み込み帯での吸水・脱水過程と流体移動経路の解明

  Grant-in-Aid for Scientific Research (B)

  Basic Section 17040:Solid earth sciences-related

  Kyoto University

  平島 崇男

  From 01 Apr. 2019, To 31 Mar. 2023, Granted

  深部流体;沈み込み帯;酸化還元状態;青色片岩;変成Mn-richチャート;ローソン石青色片岩;アルカリ輝石;ラマン炭質物温度計;クラッシュリーチング;神居古潭帯;黒瀬川帯;エクロジャイト;ローソン石;N同位体;CO2ガス;温泉水;八重山変成帯;三波川変成帯

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19H01999/
• Construction of survey method of submarine hot-spring discharge for elucidation of relationship between bioproductivity at coastal zone and ingredients of hot spring water

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  Shinjii Ohsawa

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

  海底温泉湧出;曳航観測;溶存ガス;ラドン;塩分;水温;pH;ORP;温泉成分;海底地下水湧出;温泉;浅海

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17K05655/
• Study of hot spring ingredient outflow into river for understanding of its environmental load and influence to ecosystem

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  Shinji Ohsawa

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

  温泉;河川;水質;有用金属元素;有害元素;流出量;珪藻;因子分析;環境影響;化学成分

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-25340057/
• Structure and mass movement of hydrothermal system beneath volcanoes related with failed eruptions

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Tsuneomi KAGIYAMA

  From 01 Apr. 2011, To 31 Mar. 2015, Project Closed

  火山;自然災害;地熱;地下構造;噴火予測;噴火未遂;火山噴火;揮発性成分

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23310120/
• Investigation of deep fluid using maluti-solid-phase inclusions

  Grant-in-Aid for Scientific Research (A)

  Kyoto University

  Takao HIRAJIMA

  From 01 Apr. 2010, To 31 Mar. 2013, Project Closed

  変成岩;深部流体;多相固体包有物;ICP-MS;LA-ICP-MS;流体包有物;クラッシュリーチング法;ICP-MS分析

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22244067/
• Research on structure of volcano-geothermal system in NorthernTaiwan -Comparative study on both sides of Ryukyu Volcanic Arc

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Tsuneomi KAGIYAMA

  From 01 Apr. 2009, To 31 Mar. 2012, Project Closed

  国際研究者交流;台湾;火山噴火;地熱活動;地下構造;琉球弧

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21403003/
• A basic study for paleoclimate reconstruction techniques focusing on the internal brown pinstripes of speleothem

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  Shinji OHSAWA

  From 01 Apr. 2008, To 31 Mar. 2011, Project Closed

  鍾乳石;縞模様;茶色;白色;方解石;滴下水;洞内河川;懸濁物;水没;洪水;成長;過飽和度

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20510009/
• Research on structure of volcanic field and related magma activity for understanding preparing process of caldera eruptions

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Tsuneomi KAGIYAMA

  From 01 Apr. 2007, To 31 Mar. 2010, Project Closed

  火山噴火;カルデラ;地下構造;大規模噴火;地熱活動;電磁気構造;火山体構造;火山;噴火

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19310116/
• The root zone dynamics under the continent collision zone. The elucidation of the fluid activity at extremely high pressure and high temperature conditions

  Grant-in-Aid for Scientific Research (A)

  Kyoto University

  Takao HIRAJIMA

  From 01 Apr. 2005, To 31 Mar. 2009, Project Closed

  ラマン分光分析;流体包有物;岩石;流体相互作用;高圧変成岩;カンラン岩;ラマン分光分分析;岩石・流体相互作用;三波川変成帯;ボヘミア山塊;ローソン石;ハウイ石;橄欖岩;深部低周波微動;高ポアソン比;かんらん岩

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-17204047/
• Chemical and hydrological evaluation of discharge fluxes of magmatic carbon dioxide from volcano springs

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  Shinji OHSAWA

  From 01 Apr. 2002, To 31 Mar. 2005, Project Closed

  火山;湧水;二酸化炭素;同位体;フラックス;浅層地下水;深層地下水;マグマ発散物, volcano;spring;carbon dioxide;isotope;discharge flux;shallow groundwater;deep groundwater;magma

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-14580504/
• 火山体土壌空隙を介しての火山ガスと大気の相互作用

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  Shinji OHSAWA

  From 01 Apr. 1999, To 31 Mar. 2002, Project Closed

  火山;噴気ガス;混合;マグマ性ガス;空気;地下の水;通気帯;流量;火山ガス;大気;土壌;不活性ガス組成;噴気流量;水素・酸素同位体;物理モデル, volcano;fumarolic gas;mixing;magmatic gas;air;underground water;vadose zone;flow rate

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-11680470/
• Interaction between magmatic fluid and meteoric water at an active volcano

  Grant-in-Aid for Scientific Research (C)

  Okayama University of Science;Kyoto University

  Koichi KITAOKA

  From 01 Apr. 1997, To 31 Mar. 2000, Project Closed

  活火山;天水循環;マグマ性流体;安定同位体;トリチウム;蒸気分離;臨界温度;九重硫黄山;湧水;温泉水;河川水, Active volcano;Meteoric water;Magmatic water;Stable isotopes;Tritium;Steam water;Critical temperature;Kuju-lwoyama volcano

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-09640524/
• Study of Geothermal Structure and Processes of Hydrothermal Fluid Flow in the Central Kyushu, Japan

  Grant-in-Aid for Scientific Research (B)

  KYOTO UNIVERSITY

  Yuki YUSA

  From 01 Apr. 1996, To 31 Mar. 1999, Project Closed

  地下構造;テクトニクス;熱水系物質の起源;地熱流体の循環;熱水系の変遷;火山・地熱ガス;自然電位;九州中部地域;盆状地下構造;地熱系の年齢;塩素収支;窒素の由来;赤色沈澱物;火山放出ガス量の測定;地溝の形成;トリチウム濃度;火山噴出物量の測定法;深部熱水の由来, Undergoing structure;Tectonics;Origin of materials in hydrothermal system;Circulation of geothermal fluid;Evolution of hydrothermal system;Volcanic;Geothermal gases;self-potential;Central Kyushu, Japan

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-08454132/
• Deep Meteoric Water Circulation and Magmatic Fluid Discharge at an Active Volcano

  Grant-in-Aid for Scientific Research (C)

  KYOTO UNIVERSITY

  Koichi KITAOKA

  From 01 Apr. 1995, To 31 Mar. 1997, Project Closed

  活火山;噴気;マグマ性蒸気;安定同位体;トリチウム;熱水;沸騰;水循環;火山性流体;相変化;温泉;マグマ水;蒸気分離;臨界点;九重硫黄山, Active volcano;Fumarole;Magmatic steam;Stable isotope;Tritium;Geothermal water;Subsurface boiling;Deep water circulation

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-07640572/
• Study on Geothermal Fluid Flow Processes and Subsurface Structure

  Grant-in-Aid for General Scientific Research (B)

  KYOTO UNIVERSITY

  Yuki YUSA

  From 01 Apr. 1993, To 31 Mar. 1996, Project Closed

  地熱活動;地熱流体;地下比抵抗構造;安定同位体比;二相流;地熱ガス組成;重力;地溝;熱水流動経路;地震波減衰;マグマ起源水;地下構造;火山岩;変質鉱物;微小地震, Geothermal Activity;Geothermal Fluid;Subsurface Resistivity;Stable Isotope Ratio;Two-phase Flow;Composition of Geothermal Gas;Gravity;Graben

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-05452078/
• 温泉と水産のネクサス解明を目的とした多分野融合研究

  Grant-in-Aid for Scientific Research (C)

  Basic Section 17030:Human geosciences-related

  Akita University

  網田 和宏

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

  温泉;アンモニウムイオン;窒素安定同位体比;ラドン曳航

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24K07151/

External funds: others

• 溶液化学的手法による火山噴火予知・予測のための連続観測機器の開発

  日本科学協会笹川科学研究奨励助成

  From Jul. 1989, To Jun. 1990

  大沢信二
• 強酸性熱水系の化学的温度探査法の開発

  日産科学振興財団学術研究助成奨励研究助成

  From Apr. 1993, To Mar. 1994

  大沢信二
• Unzen Volcano, International Cooporative Research with Scientific Drilling for Understanding Eruption Mechanisms and Magmatic Activity

  科学技術庁振興調整費総合研究課題 雲仙火山（第Ⅰ期）

  From Apr. 1999, To Mar. 2003

  風早康平
• 地層処分にかかる広域地下水流動系の研究

  独立行政法人産業技術総合研究所委嘱研究費

  From Apr. 2003, To Mar. 2009

  大沢信二
• 阿蘇地域の浅層地下水の流動及び溶存炭酸の起源

  財団法人阿蘇グリーンストック 水資源・水環境調査研究助成

  From Apr. 2004, To Mar. 2005

  大沢信二

Education

Teaching subject(s)

• From 01 Apr. 2024, To 31 Mar. 2025

  Special study course II(Earth & Planetary Sciences) T2

  8404, Year-long, Faculty of Science, 12
• From 01 Apr. 2024, To 31 Mar. 2025

  Hydrology

  4427, Spring, Faculty of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Geothermal study

  3430, Spring, Faculty of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Observational Geophysics Laboratory B

  2407, Spring, Faculty of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Geothermal Sciences C

  5237, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Geothermal Sciences B

  5236, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Geothermal Sciences A

  5235, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Volcano Geophysics B

  5240, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Volcano Geophysics A

  5239, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Geothermal Sciences D

  5238, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IIIC

  5082, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IIIB

  5081, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IIIA

  5080, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Geothermal Sciences B

  5228, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Geothermal Sciences A

  5227, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Physical Hydrology IIID

  5083, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Volcano Geophysics C

  5241, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar "GeotectonicsI" B

  6079, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar "GeotectonicsI" A

  6078, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar on Volcano Geophysics D

  5242, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar "GeotectonicsII" B

  6081, Fall, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Seminar "GeotectonicsII" A

  6080, Spring, Graduate School of Science, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Laboratory Work in Earth & Planetary Sciences DD

  3475, Fall, Faculty of Science, 4
• From 01 Apr. 2023, To 31 Mar. 2024

  Special study course II(Earth & Planetary Sciences) T2

  8404, Year-long, Faculty of Science, 12
• From 01 Apr. 2023, To 31 Mar. 2024

  Hydrology

  4427, Spring, Faculty of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Geothermal study

  3430, Spring, Faculty of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Observational Geophysics Laboratory B

  2407, Spring, Faculty of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Geothermal Sciences A

  5227, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Multi-scale Earth Dynamics: Cosmogeochemistry

  5221, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Physical Hydrology IIID

  5083, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Geothermal Sciences B

  5236, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Geothermal Sciences A

  5235, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Geothermal Sciences B

  5228, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Physical Hydrology IIIC

  5082, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Physical Hydrology IIIB

  5081, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Physical Hydrology IIIA

  5080, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Geothermal Sciences C

  5237, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar "GeotectonicsII" B

  6081, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar "GeotectonicsII" A

  6080, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar "GeotectonicsI" B

  6079, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Volcano Geophysics B

  5240, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Volcano Geophysics A

  5239, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Geothermal Sciences D

  5238, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar "GeotectonicsI" A

  6078, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Volcano Geophysics D

  5242, Fall, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Seminar on Volcano Geophysics C

  5241, Spring, Graduate School of Science, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Laboratory Work in Earth & Planetary Sciences DD

  3475, Fall, Faculty of Science, 4
• From 01 Apr. 2022, To 31 Mar. 2023

  Multi-scale Earth Dynamics: Cosmogeochemistry

  5221, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Geothermal Sciences A

  5227, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Geothermal study

  3430, Spring, Faculty of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Geothermal Sciences B

  5236, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Physical Hydrology IIID

  5083, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Geothermal Sciences D

  5238, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Geothermal Sciences B

  5228, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar "GeotectonicsII" A

  6080, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Geothermal Sciences C

  5237, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar "GeotectonicsI" A

  6078, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Special study course II(Earth & Planetary Sciences) T2

  8404, Year-long, Faculty of Science, 12
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Physical Hydrology IIIC

  5082, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Observational Geophysics Laboratory B

  2407, Spring, Faculty of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar "GeotectonicsII" B

  6081, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar "GeotectonicsI" B

  6079, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Hydrology

  4427, Spring, Faculty of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Physical Hydrology IIIA

  5080, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Laboratory Work in Earth & Planetary Sciences DD

  3475, Fall, Faculty of Science, 4
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Physical Hydrology IIIB

  5081, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Geothermal Sciences A

  5235, Spring, Graduate School of Science, 2
• From Apr. 2011, To Mar. 2012

  水圏地球物理学ゼミナールⅢA

  Spring, 理学研究科
• From Apr. 2011, To Mar. 2012

  水圏地球物理学ゼミナールⅢB

  Fall, 理学研究科
• From Apr. 2011, To Mar. 2012

  水圏地球物理学ゼミナールⅢC

  Spring, 理学研究科
• From Apr. 2011, To Mar. 2012

  水圏地球物理学ゼミナールⅢD

  Fall, 理学研究科
• From Apr. 2011, To Mar. 2012

  多階層地球変動科学特論：宇宙地球化学

  Fall, 理学研究科
• From Apr. 2011, To Mar. 2012

  陸水学

  Fall, 理学部
• 1.陸水学
• 2.地球熱学
• 3.観測地球物理学演習B
• 4.多階層変動地球科学特論
• From Apr. 2011, To Mar. 2012

  地球惑星科学課題演習　ＤＣ

  Fall, 理学部
• From Apr. 2011, To Mar. 2012

  地球惑星科学課題研究Ｔ２

  Year-long, 理学部
• From Apr. 2011, To Mar. 2012

  地球熱学

  Spring, 理学部
• From Apr. 2011, To Mar. 2012

  観測地球物理学演習Ｂ

  Spring, 理学部
• From Apr. 2012, To Mar. 2013

  Laboratory Work in Earth & Planetary Sciences DC

  Fall, 理学部
• From Apr. 2012, To Mar. 2013

  Laboratory Work in Earth & Planetary Sciences DD

  Fall, 理学部
• From Apr. 2012, To Mar. 2013

  Special study course II(Earth & Planetary Sciences) T2

  Year-long, 理学部
• From Apr. 2012, To Mar. 2013

  Geothermal study

  Spring, 理学部
• From Apr. 2012, To Mar. 2013

  Observational Geophysics Laboratory B

  Spring, 理学部
• From Apr. 2012, To Mar. 2013

  Hydrology

  Fall, 理学部
• From Apr. 2013, To Mar. 2014

  Observational Geophysics Laboratory B

  Spring, 理学部
• From Apr. 2013, To Mar. 2014

  Geothermal study

  Spring, 理学部
• From Apr. 2013, To Mar. 2014

  Laboratory Work in Earth & Planetary Sciences DC

  Fall, 理学部
• From Apr. 2013, To Mar. 2014

  Hydrology

  Fall, 理学部
• From Apr. 2013, To Mar. 2014

  Special study course II(Earth & Planetary Sciences) T2

  Year-long, 理学部
• From Apr. 2014, To Mar. 2015

  Observational Geophysics Laboratory B

  Spring, 理学部
• From Apr. 2014, To Mar. 2015

  Geothermal study

  Spring, 理学部
• From Apr. 2014, To Mar. 2015

  Laboratory Work in Earth & Planetary Sciences DC

  Fall, 理学部
• From Apr. 2014, To Mar. 2015

  Hydrology

  Spring, 理学部
• From Apr. 2014, To Mar. 2015

  Special study course II(Earth & Planetary Sciences) T2

  Year-long, 理学部
• From Apr. 2014, To Mar. 2015

  Seminar on Physical Hydrology IIIA

  Spring, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar on Physical Hydrology IIIB

  Fall, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar on Physical Hydrology IIIC

  Spring, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar on Physical Hydrology IIID

  Fall, 理学研究科
• From Apr. 2014, To Mar. 2015

  Multi-scale Earth Dynamics: Cosmogeochemistry

  Fall, 理学研究科
• From Apr. 2014, To Mar. 2015

  Geothermal Sciences A

  Spring, 理学研究科
• From Apr. 2014, To Mar. 2015

  Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar on Geothermal Sciences A

  Spring, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar on Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar on Geothermal Sciences C

  Spring, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar on Geothermal Sciences D

  Fall, 理学研究科
• From Apr. 2014, To Mar. 2015

  Multi-scale Earth Dynamics : Geomaterial Sciences

  Spring, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar Geotectonics A

  Year-long, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar Geotectonics B

  Year-long, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar Geotectonics A

  Year-long, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar Geotectonics B

  Year-long, 理学研究科
• From Apr. 2015, To Mar. 2016

  Laboratory Work in Earth & Planetary Sciences DC

  Fall, 理学部
• From Apr. 2015, To Mar. 2016

  Special study course II(Earth & Planetary Sciences) T2

  Year-long, 理学部
• From Apr. 2015, To Mar. 2016

  Geothermal study

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

  Geothermal Sciences A

  Spring, 理学研究科
• From Apr. 2015, To Mar. 2016

  Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Geothermal Sciences A

  Spring, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Geothermal Sciences C

  Spring, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Geothermal Sciences D

  Fall, 理学研究科
• From Apr. 2015, To Mar. 2016

  Multi-scale Earth Dynamics : Geomaterial Sciences

  Spring, 理学研究科
• From Apr. 2015, To Mar. 2016

  Multi-scale Earth Dynamics: Cosmogeochemistry

  Fall, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Physical Hydrology IIIA

  Spring, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Physical Hydrology IIIB

  Fall, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Physical Hydrology IIIC

  Spring, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Physical Hydrology IIID

  Fall, 理学研究科
• From Apr. 2015, To Mar. 2016

  Observational Geophysics Laboratory B

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

  Hydrology

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

  Seminar "GeotectonicsII" A

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar "GeotectonicsII" B

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar "GeotectonicsI" A

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar "GeotectonicsI" B

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Laboratory Work in Earth & Planetary Sciences DC

  Fall, 理学部
• From Apr. 2016, To Mar. 2017

  Special study course II(Earth & Planetary Sciences) T2

  Year-long, 理学部
• From Apr. 2016, To Mar. 2017

  Geothermal study

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

  Geothermal Sciences A

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Geothermal Sciences A

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Geothermal Sciences C

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Geothermal Sciences D

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Multi-scale Earth Dynamics : Geomaterial Sciences

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Multi-scale Earth Dynamics: Cosmogeochemistry

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Physical Hydrology IIIA

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Physical Hydrology IIIB

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Physical Hydrology IIIC

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Physical Hydrology IIID

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Observational Geophysics Laboratory B

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

  Hydrology

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

  Seminar "GeotectonicsII" A

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar "GeotectonicsII" B

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar "GeotectonicsI" A

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar "GeotectonicsI" B

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Laboratory Work in Earth & Planetary Sciences DC

  Fall, 理学部
• From Apr. 2017, To Mar. 2018

  Special study course II(Earth & Planetary Sciences) T2

  Year-long, 理学部
• From Apr. 2017, To Mar. 2018

  Geothermal study

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

  Geothermal Sciences A

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Geothermal Sciences A

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Geothermal Sciences C

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Geothermal Sciences D

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  The state of the art in Geophysics

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

  Multi-scale Earth Dynamics: Cosmogeochemistry

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Physical Hydrology IIIA

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Physical Hydrology IIIB

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Physical Hydrology IIIC

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Physical Hydrology IIID

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Observational Geophysics Laboratory B

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

  Hydrology

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

  Seminar "GeotectonicsI" A

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

  Seminar "GeotectonicsI" B

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar "GeotectonicsII" A

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

  Seminar "GeotectonicsII" B

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Laboratory Work in Earth & Planetary Sciences DD

  Fall, 理学部
• From Apr. 2018, To Mar. 2019

  Special study course II(Earth & Planetary Sciences) T2

  Year-long, 理学部
• From Apr. 2018, To Mar. 2019

  Geothermal Sciences A

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

  Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar on Geothermal Sciences A

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

  Seminar on Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar on Geothermal Sciences C

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

  Seminar on Geothermal Sciences D

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  The state of the art in Geophysics

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

  Multi-scale Earth Dynamics : Geomaterial Sciences

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

  Multi-scale Earth Dynamics: Cosmogeochemistry

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar on Physical Hydrology IIIA

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

  Seminar on Physical Hydrology IIIB

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar on Physical Hydrology IIIC

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

  Seminar on Physical Hydrology IIID

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Observational Geophysics Laboratory B

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

  Hydrology

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

  Seminar "GeotectonicsI" A

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

  Seminar "GeotectonicsI" B

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar "GeotectonicsII" A

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

  Seminar "GeotectonicsII" B

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Laboratory Work in Earth & Planetary Sciences DD

  Fall, 理学部
• From Apr. 2019, To Mar. 2020

  Special study course II(Earth & Planetary Sciences) T2

  Year-long, 理学部
• From Apr. 2019, To Mar. 2020

  Geothermal study

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

  Geothermal Sciences A

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

  Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar on Geothermal Sciences A

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

  Seminar on Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar on Geothermal Sciences C

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

  Seminar on Geothermal Sciences D

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  The state of the art in Geophysics

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

  Multi-scale Earth Dynamics: Cosmogeochemistry

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar on Physical Hydrology IIIA

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

  Seminar on Physical Hydrology IIIB

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar on Physical Hydrology IIIC

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

  Seminar on Physical Hydrology IIID

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Observational Geophysics Laboratory B

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

  Hydrology

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

  Seminar "GeotectonicsII" A

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

  Seminar "GeotectonicsII" B

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar "GeotectonicsI" A

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

  Seminar "GeotectonicsI" B

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Laboratory Work in Earth & Planetary Sciences DD

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

  Special study course II(Earth & Planetary Sciences) T2

  Year-long, 理学部
• From Apr. 2020, To Mar. 2021

  Geothermal study

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

  Geothermal Sciences A

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

  Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar on Geothermal Sciences A

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

  Seminar on Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar on Geothermal Sciences C

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

  Seminar on Geothermal Sciences D

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  The state of the art in Geophysics

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

  Multi-scale Earth Dynamics: Cosmogeochemistry

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar on Physical Hydrology IIIA

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

  Seminar on Physical Hydrology IIIB

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar on Physical Hydrology IIIC

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

  Seminar on Physical Hydrology IIID

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Observational Geophysics Laboratory B

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

  Hydrology

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

  Seminar "GeotectonicsII" A

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

  Seminar "GeotectonicsII" B

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar "GeotectonicsI" A

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

  Seminar "GeotectonicsI" B

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Laboratory Work in Earth & Planetary Sciences DD

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

  Special study course II(Earth & Planetary Sciences) T2

  Year-long, 理学部
• From Apr. 2021, To Mar. 2022

  Geothermal study

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

  Geothermal Sciences A

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

  Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar on Geothermal Sciences A

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

  Seminar on Geothermal Sciences B

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar on Geothermal Sciences C

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

  Seminar on Geothermal Sciences D

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Multi-scale Earth Dynamics: Cosmogeochemistry

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar on Physical Hydrology IIIA

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

  Seminar on Physical Hydrology IIIB

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar on Physical Hydrology IIIC

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

  Seminar on Physical Hydrology IIID

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Observational Geophysics Laboratory B

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

  Hydrology

  Spring, 理学部

Participation in PhD Defense

• 火山地下水システムにおけるマグマ起源CO2混入過程に関する同位体水文学的研究

  山田　誠, Chief Examiner

  26 Sep. 2005
• Relationships among Cave Micrometeorology, Speleothem Growth and Surface Environment Revealed by Cave Monitoring Studies（洞窟モニタリング研究から明らかとなった、洞内微気象、鍾乳石成長と地表環境の関係）

  長谷川　航, Sub-chief Examiner

  23 Mar. 2015
• Carbon dioxide bearing saline fluid inclusions in mantle xenoliths from the Ichinomegata volcano, the Northeast Japan arc and their evolution in the mantle wedge（東北日本弧の一ノ目潟火山からのマントル捕獲岩中の二酸化炭素を含む塩水流体包有物とマントルウェッジにおけるそれらの進化）

  熊谷　仁孝, Sub-chief Examiner

  23 Mar. 2015
• Deep fluid characteristics in the subduction zone: A window from metamorphic quartz veins(変成石英脈を用いた沈み込み帯深部流体組成の研究)

  吉田　健太, Sub-chief Examiner

  23 Mar. 2015

Student achievements: Awards

• 奨励賞

  網田和宏, 日本地熱学会, 2005
• 最優秀ポスター賞

  酒井拓哉, 日本陸水学会, 2010
• 奨励賞

  網田和宏, 日本温泉科学会, 2006
• 優秀ポスター賞（未来開拓枠）

  岸田立, 日本陸水学会, 09 Oct. 2018

Part-time lecturer

• From 01 Apr. 2024, To 30 Sep. 2024

  大分大学
• From 01 Apr. 2024, To 31 Mar. 2025

  大分大学
• From 01 Apr. 2023, To 31 Mar. 2024

  大分大学, 減災・復興デザイン教育研究センター

Administration

School management (title, position)

• From 01 Apr. 2015, To 31 Mar. 2019

  理学研究科附属地球熱学研究施設長
• From 01 Apr. 2015, To 31 Mar. 2021

  地球熱学研究施設 施設長

Faculty management (title, position)

• From 01 Apr. 2024, To 31 Mar. 2026

  理学研究科地球熱学研究施設運営協議会議員
• From 01 Apr. 2022, To 31 Mar. 2024

  理学研究科地球熱学研究施設運営協議会議員
• From 01 Apr. 2014, To 31 Mar. 2015

  理学研究科将来計画委員会委員
• From 01 Apr. 2014, To 31 Mar. 2015

  理学研究科放射線委員会委員
• From 01 Apr. 2015, To 31 Mar. 2016

  理学研究科放射線委員会委員
• From 01 Apr. 2016, To 31 Mar. 2017

  理学部・教育委員会委員
• From 01 Apr. 2016, To 31 Mar. 2017

  理学部・教育委員会　教務委員会委員
• From 01 Apr. 2017, To 31 Mar. 2018

  理学部・教育委員会委員
• From 01 Apr. 2017, To 31 Mar. 2018

  理学部・教育委員会　教務委員会委員
• From 01 Apr. 2017, To 31 Mar. 2018

  理学研究科技術部協議会協議員
• From 01 Apr. 2017, To 31 Mar. 2018

  理学研究科専攻長会議構成員
• From 01 Apr. 2018, To 31 Mar. 2019

  理学研究科自己点検・評価委員会委員
• From 01 Apr. 2018, To 31 Mar. 2019

  理学部・教育委員会委員
• From 01 Apr. 2018, To 31 Mar. 2019

  理学部・教育委員会　教務委員会委員
• From 01 Apr. 2017, To 31 Mar. 2019

  理学研究科技術部協議会委員
• From 01 Apr. 2018, To 31 Mar. 2019

  理学研究科専攻長会議構成員
• From 01 Apr. 2018, To 31 Mar. 2020

  理学研究科地球熱学研究施設運営協議会議員
• From 01 Apr. 2019, To 31 Mar. 2021
• From 01 Apr. 2019, To 31 Mar. 2020

  理学研究科専攻長会議構成員
• From 01 Apr. 2020, To 31 Mar. 2022

  理学研究科地球熱学研究施設運営協議会議員
• From 19 Jan. 0004, To 21 0003

  理学研究科技術部協議会委員
• From 01 Apr. 2020, To 31 Mar. 2021

  理学研究科専攻長会議構成員
• From 01 Apr. 2019, To 31 Mar. 2021

  理学研究科地球熱学研究施設長

Academic, Social Contribution

Committee Memberships

• From 2013, To Present

  安心部会長（副会長）, 大分県新長期総合計画策定県民会議
• To Present

  地化学委員, JICA試掘アドバイザリーグループ
• To Present

  委員（温泉科学）, 独立行政法人石油天然ガス・金属鉱物資源機構地熱資源開発アドバイザリー委員会
• From 2013, To 2014

  委員, 別府市温泉マネジメント計画策定検討委員会
• From 2021, To Present

  委員, 神奈川県温泉地学研究所外部評価委員会
• From 2021, To Present

  評議員，理事, 日本温泉科学会
• To Present

  委員, 別府市環境保全審議会
• To Present

  委員長, 大分県温泉監視調査委員会
• To Present

  会長, 大分県温泉調査研究会
• To Present

  部会長, 大分県環境審議会温泉部会