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J-GLOBAL ID：201601016489575725 Update date: Mar. 14, 2025

Takagi Ryota

タカギリヨウタ | Takagi Ryota

Affiliation and department：
Job title： Associate Professor
Homepage URL (1)： https://www.aob.gp.tohoku.ac.jp

Research field (1)： Solid earth science

Research theme for competitive and other funds (10)：

2023 - 2026 沈み込み帯浅部の地震波速度・異方性構造とプレート境界すべり様式の関係
2023 - 2024 2023年5月5日の地震を含む能登半島北東部陸海域で継続する地震と災害の総合調査
2020 - 2023 広帯域海底地震計観測に基づく北海道襟裳沖スロー地震とプレート境界構造の時空間変動
2019 - 2023 地殻変動・地震データの系統的解析に基づく非地震性すべりの地域性とその原因解明
2017 - 2021 Seismic exploration of Earth's deep structure beneath storms using teleseismic body wave microseisms

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Papers (35)：

Viana Poveda Brossard, Kiwamu Nishida, Bogdan Enescu, Ryota Takagi. Ocean Microseisms Recorded by the Cuban Seismic Network: Time Variation, Spectral Features, and Source Directionality Characteristics. Seismological Research Letters. 2025
Motoya Suzuki, Dapeng Zhao, Genti Toyokuni, Ryota Takagi. Teleseismic evidence for structural heterogeneity in East Japan forearc from seafloor S-net data. Tectonophysics. 2024. 230579-230579
Takashi Tonegawa, Katsuhiko Shiomi, Ryota Takagi. Anisotropic structure at shallow depths across the Japan Trench. Earth, Planets and Space. 2024. 76. 1
Keisuke Yoshida, Ryota Takagi, Yo Fukushima, Ryosuke Ando, Yusaku Ohta, Yoshihiro Hiramatsu. Role of a Hidden Fault in the Early Process of the 2024 M_w7.5 Noto Peninsula Earthquake. Geophysical Research Letters. 2024. 51. 16
Kiwamu Nishida, Ryota Takagi, Akiko Takeo. Ambient noise multimode surface wave tomography. Progress in Earth and Planetary Science. 2024. 11. 4

MISC (20)：

Lectures and oral presentations (76)：

稠密海底地震観測データに基づく日本海溝北部の3次元S波速度構造推定
(2024)
詳細な3次元S波速度構造に基づく群発地震と2024年Mw7.5能登半島地震の関係
(日本地球惑星科学連合2024年大会 2024)
地震計ノードを用いた常時微動観測に基づく能登半島下のS波速度構造推定
(2023年度東京大学地震研究所共同利用研究集会「地震波形解剖学 3.0」-高密度観測・高周波数地震動で視る地殻・マントル不均質構造- 2023)
常時微動を用いた日本海溝・千島海溝会合部におけるS波速度構造推定
(日本地震学会2023年度秋季大会 2023)
S-netで観測された常時微動表面波の位相速度の方位依存性
(日本地球惑星科学連合2023年大会 2023)

Education (3)：

2011 - 2014 Tohoku University Faculty of Science Department of Astronomy and Geophysics
2009 - 2011 Tohoku University Graduate School of Science
2005 - 2009 Tohoku University Graduate School of Science

Professional career (1)：

Work history (4)：

Committee career (4)：

Awards (6)：

2023/07 - 東北大学プロミネントリサーチフェロー
2021/03 - The Seismological Society of Japan Young Scientist Award
2020/04 - Along-strike variation and migration of long-term slow slip events in the western Nankai subduction zone, Japan
2012/12 - Tohoku University Best student poster award, Global-COE symposium 2012, Achievement of G-COE Program for Earth and Planetary Dynamics and the Future Perspective
2010/10 - The Seismological Society of Japan Student Presentation Award

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