Research Institute for Marine Geodynamics (IMG) Research and Development Center for Earthquake and Tsunami Forecasting (FEAT) Earthquake and Tsunami Monitoring Group Deputy Group Leader
Career
Senior Researcher
Profile
Speciality
Tsunami engineering, Paleo tsunami
Working place
Yokohama Institute for Earth Sciences 3173-25, Showa-Cho, Kanazawa-ku, Yokohama-shi, Kanagawa, Japan
Society
日本土木学会,日本自然災害学会,日本地震学会,歴史地震研究会,AGU
Award
2017/10/26 Coastal Engineering Journal (CEJ) Citation Award 2016
2015/09/25 日本自然災害学会学術奨励賞
Research Achievement
Peer reviewed publications (Belonging to JAMSTEC)
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, doi: 10.1186/s40623-023-01912-6
Satoshi Kusumoto, Kentaro Imai, Takane Hori, Daisuke Sugawara, Kenji Satake. Sensitivity of slip distribution on tsunami trace heights and geological evidences: a case study of the 2011 Tohoku-Oki earthquake. Progress in Earth and Planetary Science, 2023, 10, 52, doi: 10.1186/s40645-023-00582-y
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, 128, 2, doi: 10.1029/2022JB025153
中野祥房・今井健太郎・堀高峰・稲住孝富. 目撃情報ヒヤリングに基づく昭和東南海・南海地震による和歌山沿岸の津波痕跡調査. 歴史地震, 2022, 37, p. 9-16
Ignatius Pranantyo, Athanasius Cipta, Hasbi Ash Shiddiqi, Toshitaka Baba, Kentaro Imai. Source Reconstruction of the 1969 Western Sulawesi, Indonesia, Earthquake and Tsunami. PURE AND APPLIED GEOPHYSICS, 2022, doi: 10.1007/s00024-022-03064-2
IGNATIUS R. PRANANTYO, ATHANASIUS CIPTA, HASBI A. SHIDDIQI, TOSHITAKA BABA, KENTARO IMAI. Source Reconstruction of the 1969 Western Sulawesi, Indonesia, Earthquake and Tsunami. PURE AND APPLIED GEOPHYSICS, 2022, doi: 10.1007/s00024-022-03064-2
Yuchen Wang, Kentaro Imai, Satoshi Kusumoto, Narumi Takahashi. Tsunami Early Warning of the Hunga Volcanic Eruption Using an Ocean Floor Observation Network Off the Japanese Islands. SEISMOLOGICAL RESEARCH LETTERS, 2022, doi: 10.1785/0220220098
Narumi Takahashi, Kentaro Imai. Realtime tsunami prediction system using oceanfloor network for local regions. Applied Sciences-Basel, 2022, 12, 3, doi: 10.3390/app12031627
Kentaro Imai, Takashi Hashimoto, Yuta Mitobe, Tatsuo Masuta, Narumi Takahashi, Ryoko Obayashi. Development of a Practical Evaluation Method for Tsunami Debris and Its Accumulation. Applied Sciences-Basel, 2022, 12, 2, doi: 10.3390/app12020858
Satoshi Kusumoto, Kentaro Imai and Takane Hori. Time Difference Between the 1854 CE Ansei–Tokai and Ansei–Nankai Earthquakes Estimated from Distant Tsunami Waveforms on the West Coast of North America. Progress in Earth and Planetary Science, 2022, 9, doi: 10.1186/s40645-021-00458-z
Kentaro Imai, Kentaro. Nakai, Toshihiro. Noda, Nobuo Arai, Shunji Iwama, Hiroyuki Iwase, Toshitaka Baba. Tsunami hazard evaluation with the influence of vulnerability due to strong motion for a structure body of river embankment. Proceedings of 17th World Conference on Earthquake Engineering, 2020
Satoshi Kusumoto, Kentaro Imai, Aditya Riadi Gusman, Kenji Satake. Reduction effect of tsunami sediment transport by a coastal forest: Numerical simulation of the 2011 Tohoku tsunami on the Sendai Plain, Japan. SEDIMENTARY GEOLOGY, 2020, 407, doi: 10.1016/j.sedgeo.2020.105740
都司 嘉宣・今井 健太郎. 文化元年六月四日(1804年7月10日)出羽象潟地震の詳細震度分布. 歴史地震, 2020, 35, p. 105-111
Kentaro Imai, Sinsuke Okada, Narumi Takahashi, Yuichi Ebina, Yoshinobu Tsuji. Fault Model of the 1804 Kisakata Earthquake (Akita, Japan). SEISMOLOGICAL RESEARCH LETTERS, 2020, 91, 5, p. 2674-2684, doi: 10.1785/0220200074
Satoshi Kusumoto, Kentaro Imai, Ryoko Obayashi, Takane Hori, Narumi Takahashi, Tung–Cheng Ho, Karen Uno, Yuichiro Tanioka and Kenji Satake. Origin Time of the 1854 Ansei–Tokai Tsunami Estimated from Tide Gauge Records on the West Coast of North America. SEISMOLOGICAL RESEARCH LETTERS, 2020, 91, 5, p. 2624-2630, doi: 10.1785/0220200068
今井健太郎,橋本隆司,澁江柾哲,増田達男. 津波瓦礫の堆積量とその分布の簡易評価手法に関する検討. 土木学会論文集, 2019, 75, 2, p. 427-432, doi: 10.2208/kaigan.75.I_427
Kentaro Imai, Takatomi Inazumi, Kuniaki Emoto, Takehito Horie, Akira Suzuki, Keita Kudo, Masami Ogawa, Masataka Noji, Keisuke Mizuto and Takayuki Sasaki. Tsunami Vulnerability Criteria for Fishery Port Facilities in Japan. geosciences, 2019, 9, 10, doi: 10.3390/geosciences9100410
Toshitaka Baba, Yodai Gon, Kentaro Imai, Kei Yamashita, Tetsuo Matsuno, Mitsuru Hayashi, Hiroshi Ichihara. Modeling of a dispersive tsunami caused by a submarine landslide based on detailed bathymetry of the continental slope in the Nankai trough, southwest Japan. TECTONOPHYSICS, 2019, 768, doi: 10.1016/j.tecto.2019.228182
今井健太郎・中井健太郎・野田利弘・新井伸夫・岩間俊二・馬場俊孝. 堤体基礎の脆弱性が津波氾濫解析に与える影響に関する検討. 土木学会論文集, 2018, 74, 2, p. I_247-I_252, doi: 10.2208/kaigan.74.I_247
Kentaro Imai, Akihiro Hayashi and Fumihiko Imamura. Evaluation of the ability of lines of trees to trap tsunami flotsam. COASTAL ENGINEERING JOURNAL, 2018, 60, 3, p. 308-317, doi: 10.1080/21664250.2018.1520795
Motoyuki Kido, Misae Imano, Yusaku Ohta, Tatsuya Fukuda, Narumi Takahashi, Satoshi Tsubone, Yasuhisa Ishihara, Hiroshi Ochi, Kentaro Imai, Chie Honsho, Ryota Hino. Onboard Realtime Processing of GPS-Acoustic Data for Moored Buoy-Based Observation. Journal of Disaster Research, 2018, 13, 3, p. 472-488, doi: 10.20965/jdr.2018.p0472
Kentaro Imai, Tatsuya Fukuda, Yasuhisa Ishihara, Narumi Takahashi. An Experimental Study of Surface Buoy Profiles to Improve the Accuracy of Seafloor Crustal Deformation and Tsunami Signal Observations of the On-Demand Buoy System. MARINE TECHNOLOGY SOCIETY JOURNAL, 2018, 52, 3, p. 91-99, doi: 10.4031/MTSJ.52.3.15
N. Takahashi, K. Imai, K. Sueki, R. Obayashi, M. Ishibashi, T. Tanabe, T. Baba, and Y. Kaneda. Real-Time Tsunami Prediction System Based on Seafloor Observatory Data Applied to the Inland Sea, Japan. MARINE TECHNOLOGY SOCIETY JOURNAL, 2018, 52, 3, p. 120-127, doi: 10.4031/MTSJ.52.3.12
佐藤翔輔・相澤和宏・伊妻伸之・遠藤匡範・高橋大輔・平間雄・岩崎雅宏・皆川満洋・高橋里佳・今井健太郎・阿部利江・戸川直希・今村文彦. 効果的かつ無理のない地区防災計画の作成方法 -宮城県石巻市と亘理町における実践と評価-. 自然災害科学, 2017, 36, special issue, p. 69-90
Narumi Takahashi, Kentaro Imai, Masanobu Ishibashi, Kentaro Sueki, Ryoko Obayashi, Tatsuo Tanabe, Fumiyasu Tamazawa, Toshitaka Baba, Yoshiyuki Kaneda. Real-Time Tsunami Prediction System Using DONET. Journal of Disaster Research, 2017, 12, 4, p. 766-774
高田圭太・宍倉正展・今井健太郎・蝦名裕一・後藤和久・越谷 信・山本英和・五十嵐厚夫・市原季彦・木下博久・池田哲哉・岩手県県土整備部河川課. 岩手県沿岸における津波堆積物の分布とその年代. 活断層・古地震研究報告, 2017, 16, p. 1-52
Toshitaka Baba, Sebastien Allgeyer, Jakir Hossen, Phil R. Cummins, Hiroaki Tsushima, Kentaro Imai, Kei Yamashita, Toshihiro Kato. Accurate numerical simulation of the far-field tsunami caused by the 2011 Tohoku earthquake, including the effects of Boussinesq dispersion, seawater density stratification, elastic loading, and gravitational potential change. OCEAN MODELLING, 2017, 111, p. 46-54, doi: http://dx.doi.org/10.1016/j.ocemod.2017.01.002