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Yamamoto Yojiro  山本 揚二朗

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… Alternative Names

山本 揚二朗  ヤマモト ヨウジロウ

YAMAMOTO Yojiro  山本 楊二朗

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Researcher Number 10540859
Other IDs
Affiliation (Current) 2025: 国立研究開発法人海洋研究開発機構, 海域地震火山部門(地震津波予測研究開発センター), 主任研究員
Affiliation (based on the past Project Information) *help 2023: 国立研究開発法人海洋研究開発機構, 海域地震火山部門(地震津波予測研究開発センター), 主任研究員
2021 – 2022: 国立研究開発法人海洋研究開発機構, 海域地震火山部門(地震津波予測研究開発センター), 副主任研究員
2020: 国立研究開発法人海洋研究開発機構, 海域地震火山部門(地震発生帯研究センター), 研究員
2014: 独立行政法人海洋研究開発機構, 地震津波海域観測研究開発センター, 研究員
Review Section/Research Field
Principal Investigator
Basic Section 17040:Solid earth sciences-related
Except Principal Investigator
Basic Section 17040:Solid earth sciences-related / Medium-sized Section 17:Earth and planetary science and related fields / Solid earth and planetary physics
Keywords
Principal Investigator
DONET / 海底地震観測 / スロー地震 / 地震活動 / 南海トラフ
Except Principal Investigator
低周波地震 / 地震 / 観測 / 被害調査 / 災害 … More / トルコ / 災害対応 / 土木被害 / 建物被害 / 強震動 / 地震学 / 測地 / 地震災害マネジメント / 土木構造物 / 建築物 / 強震観測 / 地震発生機構 / 地殻変動 / 衛星測地 / 地震災害 / フレームワーク開発 / GPU並列計算 / 地震シミュレーション / 地震イベント検出 / 機械学習 / 並列計算 / 深層学習 / 海底電磁気観測 / 海陸統合地震観測 / マグマ供給系 / 鬼界海底カルデラ火山 / 巨大カルデラ噴火 / 地震観測 / 海洋地殻 / スローな地震 / 沈み込み帯 / カスカディア地震発生帯 / 津波 Less
  • Research Projects

    (5 results)
  • Research Products

    (21 results)
  • Co-Researchers

    (42 People)
  •  海域観測データによる南海トラフ地震発生帯モニタリングの高度化Principal Investigator

    • Principal Investigator
      山本 揚二朗
    • Project Period (FY)
      2022 – 2024
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 17040:Solid earth sciences-related
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology
  •  大規模地震観測データの並列GPU学習基盤フレームワークの開発

    • Principal Investigator
      杉山 大祐
    • Project Period (FY)
      2022 – 2024
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 17040:Solid earth sciences-related
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology
  •  Comprehensive research on earthquakes and disasters due to the 2023 Southern Turkiye Earthquake

    • Principal Investigator
      Kusunoki Koichi
    • Project Period (FY)
      2022 – 2023
    • Research Category
      Grant-in-Aid for Special Purposes
    • Research Institution
      The University of Tokyo
  •  Understanding the current state of the magma supply system that led to the giant caldera eruption

    • Principal Investigator
      Seama Nobukazu
    • Project Period (FY)
      2020 – 2023
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      Kobe University
  •  Investigation of low-frequency earthquake/tremor in shallow portion of subduction zone: Marine earthquake observation in the Cascadia subuction zone

    • Principal Investigator
      KODAIRA Shuichi
    • Project Period (FY)
      2011 – 2014
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Solid earth and planetary physics
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology

All 2024 2023 2022 2015 2014 2013 Other

All Journal Article Presentation

  • [Journal Article] Seismicity distribution in the Tonankai and Nankai seismogenic zones and its spatiotemporal relationship with interplate coupling and slow earthquakes2022

    • Author(s)
      Yamamoto, Y., Yada, S., Ariyoshi, K., Hori, T., & Takahashi, N.
    • Journal Title

      Progress in Earth and Planetary Science

      Volume: 9 Issue: 1

    • DOI

      10.1186/s40645-022-00493-4

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-22K03766, KAKENHI-PROJECT-20H02236
  • [Journal Article] Earthquake Activity in Northern Cascadia Subduction Zone Off Vancouver Island Revealed by Ocean‐Bottom Seismograph Observations2015

    • Author(s)
      Obana, K., Scherwath, M., Yamamoto, Y., Kodaira, S., Wang, K., Spence, G., Riedel, M., and Kao, H.
    • Journal Title

      Bull. Seismol. Soc. Am

      Volume: 105 Issue: 1 Pages: 489-495

    • DOI

      10.1785/0120140095

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-23253005
  • [Presentation] Aftershock distribution of the 2023 M7.8 Kahramanmaras and M7.5 Ekinozu earthquakes, southeastern Turkiye2024

    • Author(s)
      山本揚二朗・Kalafat Dogan
    • Organizer
      日本地球惑星科学連合2024年大会
    • Data Source
      KAKENHI-PROJECT-22K21372
  • [Presentation] Seismic velocity structure at Kikai submarine caldera deduced from amphibious passive seismic observation2024

    • Author(s)
      Yojiro Yamamoto, Aki Ito, Yasushi Ishihara, Masayuki Obayashi, Satoru Tanaka, Haruhisa Nakamichi, Hiroshi Yakiwara, Yukihiro Nakatani, Hiroko Sugioka, Hironori Otsuka, Tetsuo Matsuno, Nobukazu Seama
    • Organizer
      International Symposium “Submarine caldera volcanoes” Kobe, Japan
    • Data Source
      KAKENHI-PROJECT-20H00199
  • [Presentation] 7.3 ka Kikai-Akahoya eruption of the Kikai submarine caldera volcano and current status of magma re-injection2024

    • Author(s)
      Nobukazu Seama, Akihiro Nagaya, Gou Fujie, Satoshi Shimizu, Reina Nakaoka, Satoru Tanaka, Yojiro Yamamoto, Hiroki Miyamachi, Hiroko Sugioka,, Shuichi Kodaira
    • Organizer
      International Symposium “Submarine caldera volcanoes” Kobe, Japan
    • Data Source
      KAKENHI-PROJECT-20H00199
  • [Presentation] 屈折法地震探査によって明らかになった鬼界カルデラ海底火山地下の低速度異常2023

    • Author(s)
      長屋 暁大, 藤江 剛, 小平 秀一, 田中 聡, 山本 揚二朗, 杉岡 裕子, 宮町 宏樹, 松野 哲男, 大塚 宏徳, 鈴木 啓太, 島 伸和
    • Organizer
      日本地球惑星科学連合2023年大会
    • Data Source
      KAKENHI-PROJECT-20H00199
  • [Presentation] 地震波形データを用いたDONET地震計の方位推定(2)2023

    • Author(s)
      山本 揚二朗、堀川 博紀、矢田 修一郎、中野 優、有吉 慶介、末木 健太郎、堀 高峰、高橋 成実
    • Organizer
      日本地震学会2023年度秋季大会
    • Data Source
      KAKENHI-PROJECT-22K03766
  • [Presentation] 鬼界海底カルデラの総合調査2023

    • Author(s)
      田中 聡・羽生 毅・藤江 剛・山本 揚二朗・小平 秀一・宮崎 隆・臼井 洋一・上木 賢太・Maria Luisa G. Tejada・宮町 宏樹・西来 邦明・佐藤 勇輝・島 伸和・鈴木 桂子・金子 克哉・松野 哲男・清杉 孝司・中岡 礼奈・大塚 宏徳・清水 賢・荒木 将允・長屋 暁大・小畑 拓実・ならびに課題提案者一同
    • Organizer
      海と地球のシンポジウム2022
    • Data Source
      KAKENHI-PROJECT-20H00199
  • [Presentation] DONETの地震検知能力に関する研究2023

    • Author(s)
      楠城 一嘉、山本 揚二朗、有吉 慶介、堀川 博紀、矢田 修一郎、高橋 成実
    • Organizer
      日本地震学会2023年度秋季大会
    • Data Source
      KAKENHI-PROJECT-22K03766
  • [Presentation] Space time evolution of the aftershocks following the 2023 Earthquake Sequence in Southern Turkiye2023

    • Author(s)
      Kato, A., Shiomi, K., Yamamoto, Y., and Nakagawa, S.
    • Organizer
      American Geophysical Union
    • Data Source
      KAKENHI-PROJECT-22K21372
  • [Presentation] 屈折法地震波構造探査によって明らかになった鬼界カルデラ火山直下の低速度領域2023

    • Author(s)
      長屋 暁大・藤江 剛・小平 秀一・田中 聡・山本 揚二朗・杉岡 裕子・宮町 宏樹、松野 哲男・大塚 宏徳・鈴木 啓太・島 伸和
    • Organizer
      海と地球のシンポジウム2022
    • Data Source
      KAKENHI-PROJECT-20H00199
  • [Presentation] 鬼界海底カルデラにおける海陸自然地震観測2022

    • Author(s)
      山本 揚二朗・伊藤 亜妃・石原 靖・大林 政行・田中 聡・中道 治久・八木原 寛・仲谷 幸浩・杉岡 裕子・大塚 宏徳・松野 哲男・島 伸和
    • Organizer
      日本地球惑星科学連合2022年大会
    • Data Source
      KAKENHI-PROJECT-20H00199
  • [Presentation] 屈折法地震波探査によって推定された鬼界カルデラ地下の地震波速度構造2022

    • Author(s)
      長屋 暁大・藤江 剛・小平 秀一・田中 聡・山本 揚二朗・杉岡 裕子・宮町 宏樹・松野 哲男・大塚 宏徳・鈴木 啓太・島 伸和
    • Organizer
      日本火山学会2022年度秋季大会
    • Data Source
      KAKENHI-PROJECT-20H00199
  • [Presentation] DONET2観測網による超低周波地震の時空間分布 ―2022年1月から3月の活動―2022

    • Author(s)
      山本 揚二朗、矢田 修一郎、有吉 慶介、中野 優、堀 高峰
    • Organizer
      日本地震学会2022年度秋季大会
    • Data Source
      KAKENHI-PROJECT-22K03766
  • [Presentation] 屈折法地震波探査による鬼界カルデラ地下の地震波速度構造の推定2022

    • Author(s)
      長屋 暁大・藤江 剛・小平 秀一・田中 聡・山本 揚二朗・杉岡 裕子・宮町 宏樹・松野 哲男・大塚 宏徳・鈴木 啓太・島 伸和
    • Organizer
      日本地震学会2022年度秋季大会
    • Data Source
      KAKENHI-PROJECT-20H00199
  • [Presentation] SeaJade:カナダ・カスカディア地震発生帯における海底地震観測2015

    • Author(s)
      尾鼻浩一郎・小平秀一・山本揚二朗・高橋努・利根川貴志,Kelin Wang, Michael Riedel, Honn Kao, Martin Scherwath, George Spence, Jesse Hutchinson, Ayodeji Paul Kuponiyi, 寺田育正・西條暁里
    • Organizer
      Blue Earth’15
    • Place of Presentation
      東京海洋大学品川キャンパス、東京都港区
    • Year and Date
      2015-03-20
    • Data Source
      KAKENHI-PROJECT-23253005
  • [Presentation] Ps変換波を用いたカスカディア沈み込み帯における海底堆積物の異方性構造の推定2014

    • Author(s)
      利根川 貴志, 尾鼻 浩一郎, 山本 揚二朗, 小 平 秀一
    • Organizer
      日本地震学会2014年秋季大会
    • Place of Presentation
      新潟市朱鷺メッセ, 新潟県新潟市
    • Year and Date
      2014-11-26
    • Data Source
      KAKENHI-PROJECT-23253005
  • [Presentation] Shear wave anisotropy within marine sediments in the Cascadia subduction zone derived from Ps converted waves2014

    • Author(s)
      Takashi Tonegawa, Koichiro Obana, Yojiro Yamamoto, Shuichi Kodaira, Kelin Wang, Michael Riedel, Honn Kao, George Spence
    • Organizer
      IRIS Amphibious Array Facility Workshop
    • Place of Presentation
      Snowbird, UT, United States
    • Year and Date
      2014-10-24
    • Data Source
      KAKENHI-PROJECT-23253005
  • [Presentation] SeaJade Earthquake Observations in Cascadia Subduction Zone off Vancouver Island2014

    • Author(s)
      Koichiro Obana, Shuichi Kodaira, Yojiro Yamamoto, Tsutomu Takahashi, Kelin Wang, Michael Riedel, Honn Kao, Martin Scherwath, George Spence, Jesse Hutchinson, Ayodeji Paul Kuponiyi, Michael Bostock
    • Organizer
      IRIS Amphibious Array Facility Workshop
    • Place of Presentation
      Snowbird, UT, United States
    • Year and Date
      2014-10-24
    • Data Source
      KAKENHI-PROJECT-23253005
  • [Presentation] Northern Cascadia Seismicity From Ocean Floor Observations - Campaign and Permanent Seismic Experiments2013

    • Author(s)
      Heesemann, M, Scherwath, M, Kodaira, S, Obana, K, Yamamoto, Y, Spence, G, Riedel, M, Rogers, G C,Wang, K, McGuire, J J
    • Organizer
      Fall Meeting, AGU
    • Place of Presentation
      San Francisco, CA, USA
    • Year and Date
      2013-12-10
    • Data Source
      KAKENHI-PROJECT-23253005
  • [Presentation] Northern Cascadia Seismicity From Ocean Floor Observations ― Campaign and Permanent Seismic Experiments

    • Author(s)
      Heesemann, M, Scherwath, M, Kodaira, S, Obana, K, Yamamoto, Y, Spence, G D, Riedel, M, Rogers, G C, Wang, K, McGuire, J J
    • Organizer
      2013 Fall Meeting, AGU
    • Place of Presentation
      Moscone Center,San Francisco,USA
    • Data Source
      KAKENHI-PROJECT-23253005
  • 1.  KODAIRA Shuichi (80250421)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 6 results
  • 2.  OBANA Koichiro (10359200)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 7 results
  • 3.  TAKAHASHI Narumi (70359131)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 4.  MIURA Seiichi (00371724)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 5.  TAKAHASHI Tsutomu (90435842)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 6.  SUETSUGU Daisuke (20359178)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  Seama Nobukazu (30270862)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 8 results
  • 8.  Kusunoki Koichi (00292748)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  松野 哲男 (80512508)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 7 results
  • 10.  伊藤 亜妃 (90371723)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 11.  杉山 大祐 (00816184)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  青木 陽介 (90376624)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  西村 卓也 (90370808)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  小林 知勝 (40447991)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  近藤 久雄 (60450673)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  Adriano Bruno (40831889)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  王 功輝 (50372553)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  Bhandary NetraPrakash (10363251)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  加藤 愛太郎 (20359201)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 20.  吉田 圭佑 (20743686)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 21.  八木 勇治 (50370713)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 22.  内田 直希 (80374908)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 23.  汐見 勝彦 (20500375)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 24.  山中 浩明 (00212291)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 25.  高井 伸雄 (10281792)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 26.  吉見 雅行 (00358417)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 27.  地元 孝輔 (40713409)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 28.  中村 洋光 (60426004)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 29.  目黒 公郎 (40222343)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 30.  久田 嘉章 (70218709)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 31.  森 伸一郎 (10304643)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 32.  清田 隆 (70431814)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 33.  小野 祐輔 (00346082)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 34.  後藤 浩之 (70452323)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 35.  日比野 陽 (50456703)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 36.  毎田 悠承 (10756422)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 37.  大西 直毅 (20579784)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 38.  SHEGAY ALEKSEY (90866170)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 39.  阪本 真由美 (60587426)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 40.  金田 義行 (50359171)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 41.  木村 周平 (10512246)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 42.  牧 紀男 (40283642)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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