The 2025 SSJ Fall Meeting
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Room CRegular session : S15. Strong ground motion and earthquake disaster

[S15]Strong ground motion and earthquake disaster

Wed. Oct 22, 2025 10:45 AM - 12:15 PM JST
Wed. Oct 22, 2025 1:45 AM - 3:15 AM UTC
Room C(411+412)
chairperson:Mitsutaka OHSHIMA(Planning and Administration Group, Planning Department, Institute of Technology, Shimizu Corporation), Kazuhito HIKIMA(Tokyo Electric Power Company Holdings, Inc. Tepco Research Institute)
10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)

[S15-13]Analysis of the SRCMOD Database to Improve Asperity Modeling for Strong Ground Motion Prediction

*Mitsutaka OHSHIMA1 (1. Planning and Administration Group, Planning Department, Institute of Technology, Shimizu Corporation)
11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)

[S15-14]Estimation of source characteristics of the 1855 Ansei-Edo earthquake based on new seismic intensity data

*Fumino SUZUKI1, Tomoki HIKITA1 (1. Kajima Technical Research Institute)
11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[S15-15]Finite Fault Inversion Using S-net Data: Source Process of the 2021 Fukushima Offshore Earthquake

*Koki Iwamura1, Kimiyuki Asano2 (1. Kyoto University, 2. Disaster Prevention Research Institute, Kyoto University)
11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)

[S15-16]Reexamination of the source model of the 2016 Kumamoto earthquake

*Kazuki KOKETSU1 (1. Keio University)
11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)

[S15-17]JMA magnitude vs. seismic moment relationship for inland earthquakes and scaling laws for fault length and displacement

*Hiroshi KAWASE1, Kenichi Nakano2, Kojiro Irikura3 (1. General Building Research Center of Japan, 2. HAZAMA ANDO CORPORATION, 3. Aichi Institute of Technology)
12:00 PM - 12:15 PM JST(3:00 AM - 3:15 AM UTC)

[S15-18]Relationship between between MJMA and MW considering saturation of seismic amplitude in large earthquakes

*Kazuhito HIKIMA1 (1. Tokyo Electric Power Company Holdings, Inc. Tepco Research Institute)
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