Sandanbata Osamu

サンダンバタオサム | Sandanbata Osamu

Affiliation and department：
Job title： Assistant Professor

Research field (2)： Solid earth science , Solid earth science

Research keywords (7)： Volcanic earthquakes , Volcanic tsunami , Submarine volcanoes , Caldera , Tsunami , Seismic waves , Crustal deformation

Research theme for competitive and other funds (4)：

2024 - 2028 カルデラ火山における断層運動の全貌:海底火山の監視と噴火予測の実現に向けて
2023 - 2024 地震波・津波の観測および火山性地震モデルに基づく活動的海底火山の遠隔的モニタリング
2020 - 2023 海底カルデラにおいて特異に繰り返す火山性津波地震と海底火山活動様式の解明
2017 - 2020 海底火山体において繰り返し発生する津波地震の物理メカニズム解明

Papers (17)：

Tatsuya Kubota, Osamu Sandanbata, Tatsuhiko Saito, Takanori Matsuzawa. Accelerating Seafloor Uplift of Submarine Caldera near Sofugan Volcano, Japan, Resolved by Distant Tsunami Recordings. 2024
Osamu Sandanbata, Kenji Satake, Shunsuke Takemura, Shingo Watada, Takuto Maeda, Tatsuya Kubota. Enigmatic Tsunami Waves Amplified by Repetitive Source Events Near Sofugan Volcano, Japan. Geophysical Research Letters. 2024. 51. 2
Osamu Sandanbata, Tatsuhiko Saito. Quantifying Magma Overpressure Beneath a Submarine Caldera: A Mechanical Modeling Approach to Tsunamigenic Trapdoor Faulting Near Kita-Ioto Island, Japan. Journal of Geophysical Research: Solid Earth. 2023. 129. 1
Osamu Sandanbata, Shingo Watada, Kenji Satake, Hiroo Kanamori, Luis Rivera. Two Volcanic Tsunami Events Caused by Trapdoor Faulting at a Submerged Caldera Near Curtis and Cheeseman Islands in the Kermadec Arc. Geophysical Research Letters. 2023. 50. 7
Osamu Sandanbata, Shingo Watada, Kenji Satake, Hiroo Kanamori, Luis Rivera, Zhongwen Zhan. Sub-decadal Volcanic Tsunamis Due to Submarine Trapdoor Faulting at Sumisu Caldera in the Izu-Bonin Arc. Journal of Geophysical Research: Solid Earth. 2022. 127. 9

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MISC (2)：

三反畑修, 三反畑修, 綿田辰吾, 佐竹健治, 金森博雄, RIVERA Luis, ZHAN Zhongwen. Physical mechanism of volcanic tsunami earthquakes repeating at Curtis Island, north of New Zealand. 日本地震学会秋季大会講演予稿集(CD-ROM). 2020. 2020
三反畑修, 三反畑修, 綿田辰吾, HO Tungcheng, 佐竹健治. 位相補正手法を用いた高精度な分散関係に基づく短周期津波の数値計算. 日本地震学会秋季大会講演予稿集(CD-ROM). 2019. 2019

Lectures and oral presentations (5)：

特異な津波を引き起こす鳥島近海の火山性地震の物理メカニズム:海底カルデラ火山におけるTrapdoor型断層破壊
(日本火山学会 2020年度秋季大会 2020)
Volcanic tsunami earthquakes repeating at submarine calderas (2): Kinematic source modeling of the 2015 Torishima earthquake
(JpGU - AGU Joint Meeting 2020: Virtual)
Volcanic tsunami earthquakes repeating at submarine calderas (1): Physical mechanism
(JpGU - AGU Joint Meeting 2020: Virtual)
A meteotsunami on 1 July 2020 recorded by the S-net deep ocean pressure gauge network
(日本地震学会秋季大会講演予稿集(CD-ROM) 2020)
Tsunami generation by sea-surface pressure change: A 3-D model for open ocean observations
(日本地震学会秋季大会講演予稿集(CD-ROM) 2020)

Education (4)：

2017 - 2020 The University of Tokyo Graduate School of Science Department of Earth and Planetary Science
2015 - 2017 The University of Tokyo Graduate School of Science Department of Earth and Planetary Science
2013 - 2015 The University of Tokyo Faculty of Science Department of Earth and Planetary Physics
2011 - 2013 The University of Tokyo

Work history (5)：

2023/05 - 現在 The University of Tokyo Earthquake Research Institute Assistant Professor
2023/04 - 2023/04 The University of Tokyo Earthquake Research Institute Project Researcher
2020/04 - 2023/03 National Research Institute for Earth Science and Disaster Prevention Earthquake and Tsunami Research Division JSPS Research Fellow (PD)
2020/04 - 2023/03 Japan Society for the Promotion of Science Research Fellow (PD)
2017/04 - 2020/03 Japan Society for the Promotion of Science Research Fellow (DC1)

Awards (7)：

2023/01 - International Association of Volcanology and Chemistry of the Earth's Interior (IAVCEI) 2023 Scientific Assembly Early-Career Researcher Plenary Speaker, IAVCEI 2023 Scientific Assembly Trapdoor faulting at submarine calderas in Japan and New Zealand: Its potential for volcanic tsunami generation
2018/10 - Seismological Society of Japan 2018 Fall Meeting Outstanding Student Presentation Award, 2018 Fall Meeting
2018/05 - JpGU Annual Meeting 2018 Highlited Paper
2018/05 - JpGU Annual Meeting 2018 Outstanding Student Presentation Award, 2018 Annual Meeting
2017/05 - JpGU-AGU Joint Meeting 2017 Outstanding Student Presentation Award

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Association Membership(s) (5)：

International Association of Volcanology and Chemistry of the Earth's Interior , American Geophysical Union , The Volcanological Society of Japan , The Seismological Society of Japan , Japan Geoscience Union

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