The 2025 SSJ Fall Meeting
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Room ASpecial session : S25. 2025 Kamchatka Peninsula, Russia Earthquake

[S25]2025 Kamchatka Peninsula, Russia Earthquake

Wed. Oct 22, 2025 1:30 PM - 3:15 PM JST
Wed. Oct 22, 2025 4:30 AM - 6:15 AM UTC
Room A(501)
chairperson:Fumiaki TOMITA(IRIDeS, Tohoku University), Genti TOYOKUNI(RCPEVE, Department of Geophysics, Tohoku University)
1:30 PM - 1:45 PM JST(4:30 AM - 4:45 AM UTC)

[S25-07]Re-evaluation on the interseismic slip deficit rate distribution along the Kamchatka trench

*Fumiaki TOMITA1 (1. IRIDeS, Tohoku University)
1:45 PM - 2:00 PM JST(4:45 AM - 5:00 AM UTC)

[S25-08]The 2025 Kamchatka Earthquake: Anomalously short Recurrence Interval and its Implication

*Yukitoshi FUKAHATA1, Yuji Yagi2, Ryo Okuwaki2, Tomohiro Takagawa3, Shinji Toda4 (1. Kyoto University, 2. University of Tsukuba, 3. Port and Airport Research Institute, 4. Tohoku University)
2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)

[S25-09]Past great earthquakes in Kamchatka Peninsula

*Kenji SATAKE1, Yushiro Fujii2 (1. National Central University, 2. Building Research Institute)
2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)

[S25-10]A study on triggering of volcanic eruptions by 2025 Kamchatka Peninsula, Russia Earthquake (Mw8.8)

*Takeshi NISHIMURA1 (1. Tohoku University)
2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)

[S25-11]The great 2025 Kamchatka earthquake: Influence of subslab hot upwelling flow

*Genti TOYOKUNI1, Dapeng ZHAO1 (1. RCPEVE, Department of Geophysics, Tohoku University)
2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[S25-12]Directionality of Atmospheric Lamb Waves and Fault Characteristics of Megathrust Earthquakes: 2025 Kamchatka and 2011 Tohoku Earthquakes

*Kensuke Nakajima1 (1. Faculty of Science, Kyushu University)
3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[S25-13]Real-Time Monitoring of Strain-Energy Accumulation Using Physical Wavelets: The 2025 Kamchatka M8.8 and Tokara Swarm

*Fumihide TAKEDA1,2 (1. Takeda Engineering Consultant, 2. Earthquake Prediction Institute)
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