[S25] 2025 Kamchatka Peninsula, Russia Earthquake | The 2025 SSJ Fall Meeting

Session Details

Room DSpecial session : S25. 2025 Kamchatka Peninsula, Russia Earthquake

[S25]2025 Kamchatka Peninsula, Russia Earthquake

Wed. Oct 22, 2025 10:45 AM - 12:15 PM JST
Wed. Oct 22, 2025 1:45 AM - 3:15 AM UTC

Room D(413+414)

chairperson:Wataru Suzuki(National Research Institute for Earth Science and Disaster Resilience), Yushiro FUJII(International Institute of Seismology and Earthquake Engineering (IISEE), Building Research Institute (BRI))

10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)

[S25-01]The 2025 Kamchatka Peninsula, Russia Earthquake Tsunami Observed by S-net, DONET and N-net

*Wataru Suzuki¹, Tatsuya Kubota¹, Takeshi Nakamura², Shin Aoi¹, Naotaka Chikasada¹, Takayuki Miyoshi¹ (1. National Research Institute for Earth Science and Disaster Resilience, 2. Central Research Institute of Electric Power Industry)

11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)

[S25-02]Analysis of the propagation characteristics of the tsunamis excited by the 2025 Kamchatka earthquake using wave gradiometry

*Masashi OGISO¹, Hiroaki TSUSHIMA¹ (1. Meteorological Research Institute)

11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[S25-03]Trans-oceanic propagation of tsunami reflection wave from the 1952 and 2025 Kamchatka earthquakes

*Hiroaki TSUSHIMA¹, Takeyasu YAMAMOTO¹ (1. Meteorological Research Institute, Japan Meteorological Agency)

11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)

[S25-04]Data assimilation for tsunami warning issuance and cancelation during the 2025 Mw 8.8 Kamchatka earthquake

*Yuchen WANG¹, Kentaro Imai¹ (1. Japan Agency for Marine-Earth Science and Technology)

11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)

[S25-05]Slip distribution of the 2025 Kamchatka earthquake (M8.8) based on tsunami waveform records

*Yushiro FUJII¹, Kenji SATAKE² (1. International Institute of Seismology and Earthquake Engineering (IISEE), Building Research Institute (BRI), 2. National Central University (NCU), Taiwan)

12:00 PM - 12:15 PM JST(3:00 AM - 3:15 AM UTC)

[S25-06]Inversion analysis of the 2025 Kamchatka Peninsula earthquake tsunami by SWOT satellite

*Kiyohiro Ishijima^1,2, Shingo Watada³ (1. Department of Earth and Planetary Science, The University of Tokyo, 2. MRI Reseach Associates Inc., 3. Earthquake Research Institute, The University of Tokyo)

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