The 2025 SSJ Fall Meeting
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Session Details

Room ARegular session : S09. Seismicity

[S09]Seismicity

Tue. Oct 21, 2025 3:15 PM - 4:45 PM JST
Tue. Oct 21, 2025 6:15 AM - 7:45 AM UTC
Room A(501)
chairperson:Tomotake UENO(NIED), Kai Koyama(Graduate School of Science, Kyoto University)
3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[S09-01]Global investigation of foreshock acceleration prior to large earthquakes

*Kai Koyama1, Tomoaki Nishikawa2 (1. Graduate School of Science, Kyoto University, 2. Disaster Prevention Research Institute, Kyoto University)
3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[S09-02]Changes in the fault rupture processes before and after large earthquakes and by crustal fluids: Insights from radiated energy in Japan

*Masaki Orimo1, Keisuke Yoshida1 (1. Tohoku University)
3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[S09-03]Natural time analysis and statistical significance of seismic activity prior to the 2003 Tokachi-oki earthquake

*Kei KATSUMATA1 (1. Institute of Seismology and Volcanology, Faculty of Science, Hokkaido University)
4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[S09-04]Analysis of Precursory Seismicity and Transient Changes in b-Value for Near-Real-Time Volcanic Eruption Forecasting

*Thystere Matondo Bantidi1, Kazuyoshi Nanjo2,3,4,5, Takeo Ishibe1,4, Takeshi Nishimura6, Bogdan Enescu4,7,8, Anscair Mukange Besa9 (1. Association for the Development of Earthquake Prediction (ADEP), 2. University of Shizuoka, 3. Shizuoka University, 4. Institute of Statistical Mathematics, 5. Japan Agency for Marine Earth Science and Technology, 6. Tohoku University, 7. Kyoto University, 8. National Institute for Earth Physics (NIEP), 9. University of Kinshasa)
4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[S09-05]Information Gain from Earthquake Magnitude Clustering : Insights from Physical Model

*Shuta Mikami1, Takahiro Hatano1 (1. Univ. of Osaka)
4:30 PM - 4:45 PM JST(7:30 AM - 7:45 AM UTC)

[S09-06]Shear strain energy changes and seismic moment release of the 2016 Kumamoto earthquakes sequence

*Tomotake UENO1, Tatsuhiko Saito1, Sachiko Tanaka1, Angela Meneses-Gutierrez1 (1. NIED)
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