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Okuda Hanaya  奥田 花也

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OKUDA Hanaya  奥田 花也

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Researcher Number 80981290
Other IDs
Affiliation (Current) 2026: 国立研究開発法人海洋研究開発機構, 物質地球科学研究部門(高知コア研究所), 研究員
Affiliation (based on the past Project Information) *help 2023 – 2025: 国立研究開発法人海洋研究開発機構, 超先鋭研究開発部門(高知コア研究所), 研究員
Review Section/Research Field
Principal Investigator
Medium-sized Section 25:Social systems engineering, safety engineering, disaster prevention engineering, and related fields / Basic Section 17040:Solid earth sciences-related / Transformative Research Areas, Section (II) / 0204:Astronomy, earth and planetary science, and related fields
Keywords
Principal Investigator
地震 / 摩擦 / 摩擦実験 / 日本海溝 / 粘性率 / 流体 / 摩擦発熱 / 断層 / シミュレーション / 地質構造 / 沈み込み帯 / 流体反応 / 珪質堆積物
  • Research Projects

    (4 results)
  • Research Products

    (53 results)
  • Co-Researchers

    (2 People)
  •  日本海溝における物質・地質構造・地震活動の不均質性の関係性の解明Principal Investigator

    • Principal Investigator
      奥田 花也
    • Project Period (FY)
      2025 – 2028
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 17040:Solid earth sciences-related
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology
  •  Dynamic fluid viscosity change induced by frictional heat and its impact on seismic fault slipPrincipal Investigator

    • Principal Investigator
      奥田 花也
    • Project Period (FY)
      2025 – 2027
    • Research Category
      Grant-in-Aid for Challenging Research (Exploratory)
    • Review Section
      Medium-sized Section 25:Social systems engineering, safety engineering, disaster prevention engineering, and related fields
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology
  •  流体反応実験と変形実験の融合による沈み込み帯の地震発生機構の新展開Principal Investigator

    • Principal Investigator
      奥田 花也
    • Project Period (FY)
      2024 – 2025
    • Research Category
      Grant-in-Aid for Transformative Research Areas (A)
    • Review Section
      Transformative Research Areas, Section (II)
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology
  •  Friction experiments on siliceous sediments toward the understanding of slow earthquakes in the Japan TrenchPrincipal Investigator

    • Principal Investigator
      OKUDA Hanaya
    • Project Period (FY)
      2023 – 2024
    • Research Category
      Grant-in-Aid for Research Activity Start-up
    • Review Section
      0204:Astronomy, earth and planetary science, and related fields
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology

All 2025 2024

All Journal Article Presentation

  • [Journal Article] Mesoscale fractures control the scale dependences of seismic velocity and fluid flow in subduction zones2025

    • Author(s)
      Akamatsu Yuya、Okuda Hanaya、Kitamura Manami、Sawai Michiyo
    • Journal Title

      Tectonophysics

      Volume: 896 Pages: 230606-230606

    • DOI

      10.1016/j.tecto.2024.230606

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PUBLICLY-24H01036, KAKENHI-PUBLICLY-24H01039, KAKENHI-PROJECT-24H00020, KAKENHI-PROJECT-22K14112, KAKENHI-PROJECT-23K19081
  • [Presentation] 断層すべりに伴う摩擦発熱によるオリビンと花崗岩ガウジ試料の水-岩石反応の再現2025

    • Author(s)
      日高 美空, 鈴木 孝弘, 岡﨑 啓史, 奥田 花也, 廣瀬 丈洋
    • Organizer
      変成岩などシンポジウム
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] 断層すべりに伴う摩擦発熱によるオリビンと花崗岩ガウジ試料の水-岩石反応の再現2025

    • Author(s)
      日高 美空, 鈴木 孝弘, 岡﨑 啓史, 奥田 花也, 廣瀬 丈洋
    • Organizer
      変成岩などシンポジウム
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] 海洋地殻玄武岩と流体の相互作用による曹長石の形成がもたらす海溝型巨大地震の発生メカニズムへの影響2024

    • Author(s)
      Hanaya Okuda, Ande R. Niemeijer, Miki Takahashi, Asuka Yamaguchi, Christopher J. Spiers
    • Organizer
      JpGU
    • Invited
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Evolution of frictional properties during multiple slip-pulse experiments on gabbroic faults and its implications on earthquake energetics2024

    • Author(s)
      Dyuti Prakash Sarkar, Takehiro Hirose, Wataru Tanikawa, Yohei Hamada, Hanaya Okuda
    • Organizer
      International Joint Workshop on Slow-to-Fast Earthquakes
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Slide-hold-slide experiments on siliceous sediments toward understanding shallow slip processes in the Japan Trench2024

    • Author(s)
      Hanaya Okuda, Jumpei Yoshioka
    • Organizer
      Gordon Research Seminar/Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Role of folds that develop near plate boundaries as inelastic deformation2024

    • Author(s)
      大坪 誠, 奥田 花也, 宮川 歩夢, 廣瀬 丈洋
    • Organizer
      International Joint Workshop on Slow-to-Fast Earthquakes
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Toward a comprehensive understanding of shallow slow earthquakes: a review of key studies along the Nankai Trough and future perspectives2024

    • Author(s)
      Shunsuke Takemura, Yohei Hamada, Hanaya Okuda, Yutaro Okada, Kurama Okubo, Takeshi Akuhara, Akemi Noda, Takashi Tonegawa
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Mechanical evolution of gabbro faults during sequence of high-velocity slip pulses with frictional melting2024

    • Author(s)
      Takehiro Hirose, Wataru Tanikawa, Yohei Hamada, Hanaya Okuda
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Multi-stage high-velocity slip experiments to elucidate frictional evolution and earthquake energetics in gabbroic faults2024

    • Author(s)
      Dyuti Prakash Sarkar, Takehiro Hirose, Wataru Tanikawa, Yohei Hamada, Hanaya Okuda
    • Organizer
      日本地質学会
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Frictional evolution during multiple seismic-slip pulse experiments and its implications on earthquake energetics in gabbroic faults2024

    • Author(s)
      Dyuti Prakash Sarkar, Takehiro Hirose, Wataru Tanikawa, Yohei Hamada, Hanaya Okuda
    • Organizer
      AGU 2024 Fall meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] ReCoRD program for Understanding the Formation Process and Physical Property Distribution of the Upper Prism in the Japan Trench (ReC23-02)2024

    • Author(s)
      濱田 洋平, 神谷 奈々, 中元 啓介, 奥田 花也, 橋本 善孝
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Role of folds that develop near plate boundaries as inelastic deformation2024

    • Author(s)
      大坪 誠, 奥田 花也, 宮川 歩夢, 廣瀬 丈洋
    • Organizer
      International Joint Workshop on Slow-to-Fast Earthquakes
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Olivine microstructures and deformation mechanisms occurring at lithosphere-asthenosphere boundary: insights from petit-spot peridotite xenoliths along the Japan Trench2024

    • Author(s)
      Dyuti Prakash Sarkar, Hanaya Okuda, Yuto Sato, Niwa Yuka, Akira Ishikawa, Katsuyoshi Michibayashi, Jun-ichi Ando, Masako Yoshikawa, Shiki Machida, Naoto Hirano, Norikatsu Akizawa
    • Organizer
      AGU 2024 Fall meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Toward a comprehensive understanding of shallow slow earthquakes: a review of key studies along the Nankai Trough and future perspectives2024

    • Author(s)
      Shunsuke Takemura, Yohei Hamada, Hanaya Okuda, Yutaro Okada, Kurama Okubo, Takeshi Akuhara, Akemi Noda, Takashi Tonegawa
    • Organizer
      JpGU
    • Invited
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Roles of clay minerals in seismogenesis in shallow subduction zones investigated by laboratory friction experiments.2024

    • Author(s)
      Hanaya Okuda
    • Organizer
      61st Annual Meeting of The Clay Minerals Society and 5th Asian Clay Conference
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Olivine microstructures and deformation mechanisms occurring at lithosphere-asthenosphere boundary: insights from petit-spot peridotite xenoliths along the Japan Trench2024

    • Author(s)
      Dyuti Prakash Sarkar, Hanaya Okuda, Yuto Sato, Niwa Yuka, Akira Ishikawa, Katsuyoshi Michibayashi, Jun-ichi Ando, Masako Yoshikawa, Shiki Machida, Naoto Hirano, Norikatsu Akizawa
    • Organizer
      AGU 2024 Fall meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Influence of silica diagenesis on frictional behavior: possible controlling factor for seismic activities in the Japan Trench2024

    • Author(s)
      奥田 花也, 吉岡 純平
    • Organizer
      International Joint Workshop on Slow-to-Fast Earthquakes
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Slide-hold-slide experiments on siliceous sediments toward understanding shallow slip processes in the Japan Trench2024

    • Author(s)
      Hanaya Okuda, Jumpei Yoshioka
    • Organizer
      Gordon Research Seminar/Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Formation Process and Physical Property Distribution of the Upper Prism in the Japan Trench2024

    • Author(s)
      Yohei Hamada, Nana Kamiya, Keisuke Nakamoto, Hanaya Okuda, Yoshitaka Hashimoto, Hinako Hosono
    • Organizer
      International Joint Workshop on Slow-to-Fast Earthquakes
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Impacts of rheological variations along plate boundary in subduction zones for deep slow earthquakes2024

    • Author(s)
      Ayumu Miyakawa, Hanaya Okuda
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Role of mesoscale fractures in the scale dependences of seismic velocity and fluid flow in subduction zones2024

    • Author(s)
      Yuya Akamatsu, Hanaya Okuda, Manami Kitamura, Michiyo Sawai
    • Organizer
      International Joint Workshop on Slow-to-Fast Earthquakes
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Influence of silica diagenesis on frictional behavior: possible controlling factor for seismic activities in the Japan Trench2024

    • Author(s)
      奥田 花也, 吉岡 純平
    • Organizer
      International Joint Workshop on Slow-to-Fast Earthquakes
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Mechanical evolution of gabbro faults during sequence of high-velocity slip pulses with frictional melting2024

    • Author(s)
      Takehiro Hirose, Wataru Tanikawa, Yohei Hamada, Hanaya Okuda
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] 沈み込み帯浅部における粘土鉱物の摩擦特性2024

    • Author(s)
      奥田 花也
    • Organizer
      JpGU
    • Invited
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Abrupt host rock fragmentation induced by fluid phase transition during fault slip and its impact on earthquake energy partitioning2024

    • Author(s)
      Hanaya Okuda, Wataru Tanikawa, Yohei Hamada, Keishi Okazaki, John Bedford, Takehiro Hirose
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Abrupt host rock fragmentation induced by fluid phase transition during fault slip and its impact on earthquake energy partitioning2024

    • Author(s)
      Hanaya Okuda, Wataru Tanikawa, Yohei Hamada, Keishi Okazaki, John Bedford, Takehiro Hirose
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Evolution of frictional properties during multiple slip-pulse experiments on gabbroic faults and its implications on earthquake energetics2024

    • Author(s)
      Dyuti Prakash Sarkar, Takehiro Hirose, Wataru Tanikawa, Yohei Hamada, Hanaya Okuda
    • Organizer
      International Joint Workshop on Slow-to-Fast Earthquakes
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] 三軸試験機への直接剪断機構の導入:珪質堆積物のslide-hold-slideテストの例2024

    • Author(s)
      奥田 花也, 吉岡 純平
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Frictional evolution during multiple seismic-slip pulse experiments and its implications on earthquake energetics in gabbroic faults2024

    • Author(s)
      Dyuti Prakash Sarkar, Takehiro Hirose, Wataru Tanikawa, Yohei Hamada, Hanaya Okuda
    • Organizer
      AGU 2024 Fall meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] 獣脚類の遊離歯に保存された“咬み跡”の記載とその古生物学的解釈2024

    • Author(s)
      石川 弘樹, 佐藤 英明, 奥田 花也, 對比地 孝亘, Daniel L. Brinkman
    • Organizer
      日本古生物学会
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Role of mesoscale fractures in the scale dependences of seismic velocity and fluid flow in subduction zones2024

    • Author(s)
      Yuya Akamatsu, Hanaya Okuda, Manami Kitamura, Michiyo Sawai
    • Organizer
      International Joint Workshop on Slow-to-Fast Earthquakes
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] 日本海溝における上部プリズムの物理的・構造的特徴と形成過程2024

    • Author(s)
      神谷 奈々, 濱田 洋平, 奥田 花也, 中元 啓輔, 内田 泰蔵, 細野 日向子, 橋本 善孝, 久保 雄介
    • Organizer
      日本地質学会
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Role of folds developed near plate boundaries in subduction zones as inelastic deformation2024

    • Author(s)
      大坪 誠, 奥田 花也, 宮川 歩夢, 廣瀬 丈洋
    • Organizer
      AGU 2024 Fall meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] 四万十帯須崎地域の付加体岩石の物理特性:地震発生帯上盤の実態解明に向けて2024

    • Author(s)
      奥田 花也, 赤松 祐哉, 北村 真奈美, 澤井 みち代
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Roles of clay minerals in seismogenesis in shallow subduction zones investigated by laboratory friction experiments.2024

    • Author(s)
      Hanaya Okuda
    • Organizer
      61st Annual Meeting of The Clay Minerals Society and 5th Asian Clay Conference
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] 獣脚類の遊離歯に保存された“咬み跡”の記載とその古生物学的解釈2024

    • Author(s)
      石川 弘樹, 佐藤 英明, 奥田 花也, 對比地 孝亘, Daniel L. Brinkman
    • Organizer
      日本古生物学会
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] 沈み込み帯浅部における粘土鉱物の摩擦特性2024

    • Author(s)
      奥田 花也
    • Organizer
      JpGU
    • Invited
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] 三軸試験機への直接剪断機構の導入:珪質堆積物のslide-hold-slideテストの例2024

    • Author(s)
      奥田 花也, 吉岡 純平
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Role of folds developed near plate boundaries in subduction zones as inelastic deformation2024

    • Author(s)
      大坪 誠, 奥田 花也, 宮川 歩夢, 廣瀬 丈洋
    • Organizer
      AGU 2024 Fall meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Multiscale crack distribution in subsuction zone and its implication for scale dependence of seismic velocity2024

    • Author(s)
      Yuya Akamatsu, Hanaya Okuda, Manami Kitamura, Michiyo Sawai
    • Organizer
      JpGU
    • Invited
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Impacts of rheological variations along plate boundary in subduction zones for deep slow earthquakes2024

    • Author(s)
      Ayumu Miyakawa, Hanaya Okuda
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] Multiscale crack distribution in subsuction zone and its implication for scale dependence of seismic velocity2024

    • Author(s)
      Yuya Akamatsu, Hanaya Okuda, Manami Kitamura, Michiyo Sawai
    • Organizer
      JpGU
    • Invited
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] 日本海溝における上部プリズムの物理的・構造的特徴と形成過程2024

    • Author(s)
      神谷 奈々, 濱田 洋平, 奥田 花也, 中元 啓輔, 内田 泰蔵, 細野 日向子, 橋本 善孝, 久保 雄介
    • Organizer
      日本地質学会
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] 四万十帯須崎地域の付加体岩石の物理特性:地震発生帯上盤の実態解明に向けて2024

    • Author(s)
      奥田 花也, 赤松 祐哉, 北村 真奈美, 澤井 みち代
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] 潮岬海底谷の潜航調査に基づく南海付加体発達史の更新と大地震セグメント境界の地質学的実態解明:「よこすか」YK23-10S航海報告2024

    • Author(s)
      山口 飛鳥, 福地 里菜, 濱田 洋平, 高下 裕章, 川村 喜一郎, 井尻 暁, 奥田 花也, 浜橋 真理, 照井 孝之介, 細川 貴弘, 辰巳 寛二, 芦 寿一郎, 笠谷 貴史, 木下 正高, 亀尾 浩司, 久保田 好美, 辻 健, 白石 和也, 木村 学
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] 石英および珪質堆積物の摩擦強度回復特性の解明に向けた直接剪断型摩擦実験機構の構築2024

    • Author(s)
      奥田花也, 吉岡純平
    • Organizer
      日本地質学会
    • Data Source
      KAKENHI-PROJECT-23K19081
  • [Presentation] 潮岬海底谷の潜航調査に基づく南海付加体発達史の更新と大地震セグメント境界の地質学的実態解明:「よこすか」YK23-10S航海報告2024

    • Author(s)
      山口 飛鳥, 福地 里菜, 濱田 洋平, 高下 裕章, 川村 喜一郎, 井尻 暁, 奥田 花也, 浜橋 真理, 照井 孝之介, 細川 貴弘, 辰巳 寛二, 芦 寿一郎, 笠谷 貴史, 木下 正高, 亀尾 浩司, 久保田 好美, 辻 健, 白石 和也, 木村 学
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] 海洋地殻玄武岩と流体の相互作用による曹長石の形成がもたらす海溝型巨大地震の発生メカニズムへの影響2024

    • Author(s)
      Hanaya Okuda, Andre R. Niemeijer, Miki Takahashi, Asuka Yamaguchi, Christopher J. Spiers
    • Organizer
      JpGU
    • Invited
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] ReCoRD program for Understanding the Formation Process and Physical Property Distribution of the Upper Prism in the Japan Trench (ReC23-02)2024

    • Author(s)
      濱田 洋平, 神谷 奈々, 中元 啓介, 奥田 花也, 橋本 善孝
    • Organizer
      JpGU
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Formation Process and Physical Property Distribution of the Upper Prism in the Japan Trench2024

    • Author(s)
      Yohei Hamada, Nana Kamiya, Keisuke Nakamoto, Hanaya Okuda, Yoshitaka Hashimoto, Hinako Hosono
    • Organizer
      International Joint Workshop on Slow-to-Fast Earthquakes
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] 石英および珪質堆積物の摩擦強度回復特性の解明に向けた直接剪断型摩擦実験機構の構築2024

    • Author(s)
      奥田花也, 吉岡純平
    • Organizer
      日本地質学会
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • [Presentation] Multi-stage high-velocity slip experiments to elucidate frictional evolution and earthquake energetics in gabbroic faults2024

    • Author(s)
      Dyuti Prakash Sarkar, Takehiro Hirose, Wataru Tanikawa, Yohei Hamada, Hanaya Okuda
    • Organizer
      日本地質学会
    • Data Source
      KAKENHI-PUBLICLY-24H01036
  • 1.  宮川 歩夢 (50611191)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 2.  濱田 洋平 (80736091)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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