Rchr
J-GLOBAL ID：201401089329019186   Update date: May. 22, 2025

Kashiwaya Koki

カシワヤ コウキ | Kashiwaya Koki
Affiliation and department：
Kyoto University

About Kyoto University


Research field  (3)： Atmospheric and hydrospheric science ,  Environmental dynamics ,  Earth resource engineering, energy science
Research keywords  (13)： Engineering Geology ,  Isotope Hydrology ,  Weathering ,  Water rock interaction ,  Mass transport ,  Groundwater flow ,  Geothermal fluid ,  Fault ,  Groundwater age ,  Environmental tracer ,  Geochemistry ,  Tracer hydrology ,  Hydrogeology
Research theme for competitive and other funds  (4)：
  • 2021 - 2026 Advanced joint research for detection of critical spot in reservoir enabling great promotion of geothermal power generation
  • 2024 - 2025 Clarification of Ore Deposit Generation Process through Estimation of Regional Hydrothermal Flow System in the Past and Present and Potential Assessment of Deposit Existence
  • 2022 - 2025 Clarification of generation process of ore deposits by estimation of present and past regional hydrothermal fluid systems with application to potential assessment of undiscovered deposits
  • 2019 - 2022 多項目の環境トレーサーを駆使した地熱流体の滞留時間推定法の開発
Papers (66)：
  • Yusuke Ohta, Tada-nori Goto, Katsuaki Koike, Koki Kashiwaya, Weiren Lin, Osamu Tadai, Takafumi Kasaya, Toshiya Kanamatsu, Hideaki Machiyama. Correlation between induced polarization and sulfide content of rock samples obtained from seafloor hydrothermal mounds in the Okinawa Trough, Japan. Earth, Planets and Space. 2024. 76. 1
  • Yoshitaka NARA, Koki KASHIWAYA, Kazuki OKETANI, Hirokazu FUJII, Yue ZHAO, Masaji KATO, Kazuhei AOYAGI, Yusuke OZAKI, Hiroya MATSUI, Masanori KOHNO. Influence of clay-doped water on permeability in granite rock mass. Journal of the Society of Materials Science, Japan. 2024. 73. 3. 220-225
  • Yusuke Ohta, Tada-nori Goto, Koki Kashiwaya, Katsuaki Koike. Multi-capacitance electric relaxation model for complex electrical conductivity of sulphide ores. Exploration Geophysics. 2023. 1-11
  • Koki KASHIWAYA, Taishi HORI, Shun YAMAMOTO, Yohei TADA, Ryuta HAZAMA, Katsuaki KOIKE. 環境トレーサー分析と物質移行解析を用いた都市域における大気SF6濃度の時間変化の復元. Journal of Groundwater Hydrology. 2023. 65. 1. 35-52
  • 宮川 和也, 柏谷 公希, 小村 悠人, 中田 弘太郎. 北海道幌延地域を例とした新第三系堆積層における埋没続成作用を考慮した一次元数値解析モデルによる間隙水の水質進化. 日本地球化学会年会要旨集. 2023. 70. 0. 35
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MISC (10)：
  • 富岡 祐一, 浅井 和由, 柏谷 公希, 山中 勝. 地下水トレーサー 1 .はじめに. 地下水学会誌. 2024. 66. 2. 123-124
  • 柏谷公希, 中川啓, 天野弘基. 第44回国際水文地質学会(IAH)参加報告. 地下水学会誌. 2017. 59. 396-397
  • 大野真知子, 天野弘基, 北村涼馬, 杉山歩, 柏谷公希, 伊藤浩子, 野原慎太郎, 吉岡真弓, 安元純, 中屋眞司. 2016年秋季講演会「若手セミナー」実施報告. 地下水学会誌. 2016. 59. 47-48
  • 柏谷 公希. IAHのECHNの紹介と日本地下水学会における若手支援. 地下水学会誌. 2016. 58. 469
  • 杉山歩, 柏谷公希, 伊藤浩子, 野原慎太郎, 吉岡真弓, 安元純, 中屋眞司. 2016年春季講演会「若手交流会」実施報告. 地下水学会誌. 2016. 58. 371
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Lectures and oral presentations  (167)：
  • 北海道幌延地域を例とした新第三系堆積層における埋没続成作用を考慮した一次元数値解析モデルによる間隙水の水質進化
    (日本地球化学会年会要旨集 2023)
  • 亀裂性岩盤の弾性波速度・比抵抗・透水性に関する岩石物理モデルの提案-Proposal of rock physics model for seismic velocity, resistivity, and permeability of fractured rock
    (公益社団法人物理探査学会学術講演会講演論文集 = Proceedings of the SEGJ Conference 2021)
  • Evaluation of the amount of subseafloor metal resources based on the integration of geophysical data and rock physics
    (日本情報地質学会講演会講演要旨集(Web) 2021)
  • Estimation of fault function as a barrier on nuclide migration using hypothetical hydrogeological models
    (資源・素材(Web) 2020)
  • Development of estimating permeability of rock mass based on physical data
    (日本地球惑星科学連合大会予稿集(Web) 2020)
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Education (1)：
  • 2003 - 2006 Hokkaido University Graduate School of Engineering
Professional career (1)：
  • 博士(工学) (北海道大学)
Work history (6)：
  • 2019/10 - 現在 Kyoto University Graduate School of Engineering Associate Professor
  • 2012/04 - 2019/10 Kyoto University Graduate School of Engineering Assistant Professor
  • 2010/11 - 2012/03 Kumamoto University International Joint Education Program for Groundwater Environmental Leaders Project Assistant Professor
  • 2007/12 - 2010/10 Central Research Institute of Electric Power Industry Civil Engineering Research Laboratory Visiting Researcher
  • 2006/04 - 2007/11 Hokkaido University Graduate School of Engineering, 21st COE program "Sustainable Metabolic Systems of Water and Waste for Area-Based Society" Postdoctoral Research Fellow
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Committee career (16)：
  • 2025/01 - 現在 International Association of Hydrogeologists 日本支部幹事
  • 2024/06 - 現在 日本学術会議 地球惑星科学委員会IUGS分科会IAH小委員会幹事
  • 2019/05 - 現在 日本地下水学会 代議員
  • 2018/12 - 現在 日本学術会議 地球惑星科学委員会IUGS分科会IAH小委員会委員
  • 2015/04 - 現在 日本地下水学会 若手支援・男女共同参画委員会委員
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Awards (4)：
  • 2013/12 - International Symposium on Earth Science and Technology 2013 Mitsui Matsushima Award for Best Paper Correlating Vegetation Reflectance Spectra of Satellite Imagery with Geochemical Data for Remote Sensing Mineral Exploration in Vegetated Areas
  • 2013/05 - 日本地下水学会 2012年秋季講演会若手優秀講演賞
  • 2011/12 - Best Paper Award, International Symposium on Earth Science and Technology 2011 Best Paper Award Geostatistical modeling of Ni and SiO2 contents for precise grade mapping and genesis identification of a laterite nickel deposit
  • 2008/06 - 岩の力学連合会 平成19年度フロンティア賞
Association Membership(s) (6)：
JAPANESE ASSOCIATION OF GROUNDWATER HYDROLOGY ,  JAPAN GEOSCIENCE UNION ,  International Association of Hydrogeologists ,  Geochemical Society ,  JAPAN SOCIETY OF ENGINEERING GEOLOGY ,  THE MINING AND MATERIALS PROCESSING INSTITUTE OF JAPAN
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