Sekiguchi Shoji

セキグチショウジ | Sekiguchi Shoji

Affiliation and department：
Job title： Chief Researcher

Research field (1)： Solid earth science

Research keywords (2)：地震学 , seismology

Research theme for competitive and other funds (6)：

2011 - 2016 基盤的な高精度地震火山観測研究
2008 - 2013 ひずみ集中帯の重点的調査観測・研究
2006 - 2011 地震観測データを利用した地殻活動の評価及び予測に関する研究
2006 - 2010 Research project for crustal activity based on seismic data
2006 - 2008 Study of acoustic coupling between the atmosphere and solid Earthby the simultaneous observation of ground motion and atmospheric pressure

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Papers (29)：

Shoji SEKIGUCHI. Simple Hypocenter Determination Method by Detecting an Overlapping Point of Wavefronts Reversely Traveling from Seismic Observation Stations. Zisin (Journal of the Seismological Society of Japan. 2nd ser.). 2023. 76. 219-232
Shoji Sekiguchi. Efficient seismic ray tracing based on the shortest path method. Geophysical Journal International. 2021. 225. 2. 729-743
Mochizuki, Masashi, Uehira, Kenji, Kanazawa, Toshihiko, Kunugi, Takashi, Shiomi, Katsuhiko, Aoi, Shin, Matsumoto, Takumi, Takahashi, Narumi, Chikasada, Naotaka, Nakamura, Takeshi, et al. S-net project: Performance of a large-scale seafloor observation network for preventing and reducing seismic and tsunami disasters. 2018 OCEANS - MTS/IEEE KOBE TECHNO-OCEANS (OTO). 2018
Takagi Hideo, Takahashi Masaki, Hayashi Hiroki, Kasahara Keiji, Horie Kenji, Asahara Yoshihiro, Iwano Hideki, Yamamoto Toshiya, Sekiguchi Shoji. Integrated isotopic ages and correlation of the basement plutonic rocks of the borehole (Kukizaki core) at southern Tsukuba City, Japan. The Journal of the Geological Society of Japan. 2015. 121. 9. 325-337
Issei Doi, Shunta Noda, Yoshihisa Iio, Shigeki Horiuchi, Shoji Sekiguchi. Relationship between hypocentral distributions and Vp/Vs ratio structures inferred from dense seismic array data: a case study of the 1984 western Nagano Prefecture earthquake, central Japan. GEOPHYSICAL JOURNAL INTERNATIONAL. 2013. 195. 2. 1323-1336

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MISC (90)：

関口渉次. 南海トラフ周辺における最近の傾斜変動(2023年 5 月~ 2023 年 10 月). 2024. 111. 384-400
関口渉次. 南海トラフ周辺における最近の傾斜変動(2022 年 11 月~ 2023 年 4 月). 地震予知連絡会会報. 2023. 110. 290-306
Shoji Sekiguchi. Recent Continuous Crustal Tilt Observation around the Nankai Trough (May 2022- October 2022). 2023. 109. 436-452
Shoji Sekiguchi. Recent Continuous Crustal Tilt Observation around the Nankai Trough (November 2021 -April, 2022). 2022. 108. 416-432
関口渉次. 官民連携超高密度データ収集. 首都圏を中心としたレジリエンス総合力向上プロジェクト総括成果報告書. 2022. 82-84

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Lectures and oral presentations (8)：

南海トラフ周辺を対象とした三次元地震波速度構造に基づく初動発震機構解の推定
(日本地震学会2023年度秋季大会 2023)
観測点からの逆伝播を利用した震源推定方法において出現する見かけの震源
(日本地球惑星科学連合2023年大会 2023)
Construction of the automatic hypocenter relocation system using the 3D velocity model for the Nankai Trough area
(Seismological Society of Japan, 2022 Fall Meeting 2022)
Applying simple hypocenter determination method using the back-propagating wavefront to real observed arrival times
(Seismological Society of Japan, 2022 Fall Meeting 2022)
Simple hypocenter determination method using the back-propagating wavefront from receivers
(Japan Geophysical Union 2022 Meeting 2022)

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Professional career (1)：

Committee career (3)：

Association Membership(s) (3)：

Seismological Society of Japan , Geodetic Society of Japan , American Geophysical Union

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