ARIYOSHI Keisuke

アリヨシケイスケ | ARIYOSHI Keisuke

Affiliation and department：
Job title： Principal Researcher
Research theme for competitive and other funds (27)：

2024 - 2029 Consolidation of monitoring system for strain accumulation and release process along Nankai Trough
2024 - 2027 Waveglider-based GNSS-acoustic survey utilized oceanographic model
2024 - 2026 Development of Data Analysis for Pressure Sensor Driven by Quartz Oscillator against Environmental Perturbation and Instrumental Drift
2024 - 2025 Detection of tsunami signals by using a fiber optic submarine cable
2022 - 2025 Tsunami detections using a fiber optic cable

2020 - 2025 Joint Japan U.S. development of real-time monitoring for megathrust earthquakes by using AUV

2020 - 2024 Real-time precise monitoring of strain accumulation process around Nankai Trough

2022 - 2024 地震津波災害の早期検知・対策の決め手となる地震発生・即時津波統合予測システム構築へ向けた研究

2019 - 2022 Experimental evidence characterizing pressure sensors' drift at the seafloor

2017 - 2021 Planning of total observation station with "Chikyu" & DONET: toward the simultaneous observation from seafloor to atmosphere

2016 - 2021 Study on Geoscientific Modeling of Earthquake Phenomena from Low-speed Deformation to High-speed Slip

2019 - 2020 海洋観測データの統合解析に向けた研究集会

2016 - 2019 Pressure standard experiment supporting the interpretation of bottom pressure recorder in-situ observations

2015 - 2019 Integral analysis of ocean bottom pressure change due to crustal deformation and oceanic depth profile change: New application of dense sealfoor networks

2014 - 2019 Development of models for deformation and fault slip processes in the island arc crust

2016 - 2019 Integrated Analysis of dense ocean observation network data toward precise estimation of seafloor crustal deformation and ocean fluctuation(Fostering Joint International Research)

2012 - 2018 Earthquake and Tsunami Disaster Mitigation in the Marmara Region and Disaster Education in Turkey

2015 - 2017 余効すべり過程の理論解析と数値モデリングに基づく摩擦特性の推定

2016 - 2017 海底~海面を貫通する海洋観測データの統合解析

2013 - 2016 Tsunami prediction considering dynamic pressure fluctuation in near source area

2009 - 2014 Geofluid investigated from seismic waves

2009 - 2014 Evaluation of seismicity risk on the basis of spatio-temporal change in aseismic slip

2011 - 2013 Effective observation distribution toward higher detectability of megathrust earthquakes focusing on off Tokachi and off Miyagi

2009 - 2010 Validating detectability of Tokachi earthquake by assimilating earthquake cycle simulation into observational data

2007 - 2009 Investigation of repeating earthquake perturbation

2007 - 2009 A study on the cascading rupture and co-rupture of asperities

2006 - 2007 Reproduction of small earthquake by development of 3-D numerical simulations

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Papers (62)：

Keisuke Ariyoshi, Akira Nagano, Takuya Hasegawa, Takeshi Iinuma, Masaru Nakano, Demian Michael Saffer, Hiroyuki Matsumoto, Shuichiro Yada, Eiichiro Araki, Narumi Takahashi, et al. Physical understanding of a slow slip event longer than expected around the Nankai Trough. Tectonophysics. 2024. 230439-230439
K. Z. Nanjo, Y. Yamamoto, K. Ariyoshi, H. Horikawa, S. Yada, N. Takahashi. Earthquake detection capacity of the Dense Oceanfloor Network system for Earthquakes and Tsunamis (DONET). Journal of Seismology. 2024
Hiroyuki Matsumoto, Eiichiro Araki, Takashi Yokobiki, Keisuke Ariyoshi, Narumi Takahashi. Hydroacoustic and tsunami observations by a seafloor fiber optic strain meter. 2024
Yuchen Wang, Kentaro Imai, Takuya Miyashita, Keisuke Ariyoshi, Narumi Takahashi, Kenji Satake. Coastal tsunami prediction in Tohoku region, Japan, based on S-net observations using artificial neural network. Earth, Planets and Space. 2023. 75. 1
Yuchen Wang, Kentaro Imai, Iyan E. Mulia, Keisuke Ariyoshi, Narumi Takahashi, Kenichi Sasaki, Hitoshi Kaneko, Hiroto Abe, Yoshiaki Sato. Data Assimilation Using High-Frequency Radar for Tsunami Early Warning: A Case Study of the 2022 Tonga Volcanic Tsunami. Journal of Geophysical Research: Solid Earth. 2023

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MISC (41)：

MATSUMOTO Hiroyuki, KAJIKAWA Hiroaki, ARIYOSHI Keisuke, TAKAHASHI Narumi, ARAKI Eiichiro. ANALYSIS OF PRESSURE FLUCTUATIONS RECORDED BY PRESSURE GAUGES DURING AN EARTHQUAKE. Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering). 2022. 78. 2. I_169-I_174
Ariyoshi Keisuke, Kimura Toshinori, Miyazawa Yasumasa, Sergey Varlamov, Iinuma Takeshi, Nagano Akira, Gomberg Joan, Araki Eiichiro, Miyama Toru, Sueki Kentaro, et al. (entry) Impact of Kuroshio meander on the slow slip event in March 2020 detected by borehole and DONET observatories. Annual Meeting of the Geological Society of Japan. 2021. 2021. 184
有吉慶介, 永野憲, 松本浩幸, 長谷川拓也, 伊東優治. 海底圧力に及ぼす多様な力学. 日本海洋学会大会講演要旨集. 2021. 2021
長谷川拓也, 長谷川拓也, 永野憲, 有吉慶介, 美山透, 松本浩幸, 岩瀬良一, 脇田昌英. 十勝・釧路沖の暖水塊に関係する経年スケール海洋流体変動が海底圧力に与える影響. 日本海洋学会大会講演要旨集. 2021. 2021
有吉, 慶介. <一般研究集会(課題番号: 2019K-011)>海洋観測データの統合解析に向けた研究集会. 京都大学防災研究所年報. A. 2020. 63. A. 198-199

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Books (2)：

STEAM Education Textbook for Ocean
2024
海域観測データを活用した沈み込みプレート固着状況モニタリング:海溝型巨大地震に備える
一般財団法人消防防災科学センター 2023

Lectures and oral presentations (18)：

Monitoring of crustal deformation and b value revealed from DONET data
(2023)
Data assimilation using high-frequency radar for tsunami early warning: A case study of the 2022 Tonga volcanic tsunami
(Japan Geoscience Union Meeting 2023 2023)
Understanding various types of earthquake, tsunami, and volcanic eruption processes toward robust monitoring and forecasting
(13th Joint Meeting U.S.-Japan Natural Resources Panel on Earthquake Research 2022)
海底圧力に及ぼす力学の多様性とその相互関係の理解
(2021年度日本海洋学会 2021)
Integrated Analysis of Geoscience Observations from the Floor to Surface of the Ocean
(Tokai University Online Workshop“Challenges of Marine Observations and Development of International Collaboration” 2021)

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Works (1)：

data set for ariyoshi2022jgr
Keisuke Ariyoshi 2022 - 現在

Work history (4)：

2007/03 - 現在 Japan Agency for Marine-Earth Science and Technology
2016 - 2020 University of California, Berkeley Department of Earth and Planetary Science Visiting Researcher (several times for two or three months)
2017 - 2019 Massachusetts Institute of Technology Department of Earth, Atmospheric and Planetary Science Visiting Researcher (several times for two or three months)
2003/04 - 2007/03 Tohoku University Graduate School of Science Research Center for Prediction of Earthquakes and Volcanic Eruptions Researcher

Committee career (11)：

2019/04 - 現在 Japan Meteorological Agency (JMA) Committee of Nankai Trough Earthquake Information
2018/04 - 現在 The Seismological Society of Japan (SSJ) Delegate
2013/04 - 現在 The United States-Japan Cooperative Program in Natural Resources Committee member of Seismological Investigation Group
2023/10 - 2023/11 The Seismological Society of Japan (SSJ) Local Organization Committee for the 2023 SSJ Fall Meeting
2021/10 - 2021/11 The Seismological Society of Japan (SSJ) Committee member of the Best Student Presentation Award for the 2021 SSJ Fall Meeting

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Awards (3)：

2017/04 - The Seismological Society of Japan (SSJ) Technology Development Award
2015/03 - the Seismological Society of Japan 2014 Best Paper Award Migration process of very low-frequency events based on a chain-reaction model and its application to the detection of preseismic slip for megathrust earthquakes
2008/11 - the Joint Usage/Research Center for Information Infrastructures Achievement Award Contribution of Research & Development for High Degree Application of the Super Computing System

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