The 2025 SSJ Fall Meeting
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Poster session (Oct. 21th)Regular session : S15. Strong ground motion and earthquake disaster

[P15]Strong ground motion and earthquake disaster

Tue. Oct 21, 2025 5:00 PM - 6:45 PM JST
Tue. Oct 21, 2025 8:00 AM - 9:45 AM UTC
Room P15 (502+503)(502+503)

[P15-01]Investigating the existence of source-controlled fmax

*Kenta Kobayashi1 (1. Institute of Science Tokyo)

[P15-02]Seismic-magnitude and hypocenter depth dependence of stress drop in the Hyuga-nada earthquake sequences

*Susumu KURAHASHI1, Ken MIYAKOSHI1, Kojiro IRIKURA1 (1. Aichi Institute of Technology)

[P15-03]Numerical modelling of strong ground motions during the Noto-Hanto earthquake on January 1, 2024, using the spectral element method.

*Kirill Sementsov1, Percy Galvez2, Kazuhiro Somei3, Anatoly Petukhin1 (1. Kyoto University, Disaster Prevention Research Institute, Kyoto, Japan, 2. Earth Science, ETH Zurich, Zürich, Switzerland, 3. Ohsaki Research Institute, Inc., Tokyo, Japan)

[P15-04]Source process of the 2024 Noto Peninsula earthquake based on known fault model and relatively simple waveform inversion settings

*Ritsuya Shibata1, Hisahiko Kubo1, Wataru Suzuki1 (1. National Research Institute for Earth Science and Disaster Resilience)

[P15-05]Uncertainty and diversity in fault parameters in strong motion prediction methods: An example of the 2024 Noto Peninsula earthquake (Mw7.5)

*Kimie NORIMATSU1, Shinji TODA1 (1. IRIDeS, Tohoku University)

[P15-06]Estimation of the characterized source model and the strong motions near the source region of the 1993 Hokkaido Nansei-oki earthquake

*Toshimi SATOH1 (1. Shimizu Corporation)

[P15-07]Source process of the 2024 Nov. 26 West Off Ishikawa Mw6.2 earthquake

*Kunikazu YOSHIDA1 (1. University of Fukui)

[P15-08]Source Rupture Process for the 2023 Kahramanmaraş Earthquake (Mw7.8) Estimated by the Waveform Inversion of Strong Motion Data

*Kazuhiro SOMEI1, Reiji TANAKA2, Kojiro IRIKURA3 (1. Ohsaki Research Institute, Inc., 2. Geo-Research Institute, 3. Aichi Institute of Technology)

[P15-09]Evaluation of Building Response Directly above a Surface Rupture

*Keitaro Kamae1, Naofumi Aso1 (1. Tokyo University of Science)

[P15-10]Estimation of JMA Seismic Intensity from Damage Photographs Using a Multimodal Large Language Model

*Hisahiko KUBO1 (1. National Research Institute for Earth Science and Disaster Resilience)

[P15-11]Study of early warning method for long-period ground motion class from observed shakings directly on the basis of wave propagation

*Takahito NISHIMIYA1 (1. The 3rd lab./Department of Seismology and Tsunami Research/Meteorogical Research Institute)

[P15-12]Spectral Characteristics of Long-Period Ground Motion Inferred from the F-net Broad-Band Strong Ground Motion Records

*Ken HATAYAMA1 (1. National Research Institute of Fire and Disaster)

[P15-13]Sequentially additive Gaussian process surrogate modeling for ground motion simulations of the Nankai Trough earthquake

*Ryuta IMAI1, Takahiro Maeda1 (1. National Research Institute for Earth Science and Disaster Resilience)

[P15-14]Updates on fault rupture and wave propagation modelling schemes for strong-motion simulation

*Asako IWAKI1, Ryuta IMAI1, Takahiro MAEDA1, Nobuyuki MORIKAWA1, Hiroyuki FUJIWARA1 (1. National Research Institute for Earth Science and Disaster Resilience)

[P15-15]Real-time data transmission of strong motion observation network of Earthquake Research Institute, The University of Tokyo

*Hiroe Miyake1,2, Miwako Ando2, Takahiro Akiyama2, Koji Miyakawa2, Miki Uehara2, Takashi Furumura2 (1. Interfaculty Initiative in Information Studies, The University of Tokyo, 2. Earthquake Research Institute, The University of Tokyo)

[P15-16]Toward real-time seismic intensity time-series prediction using a graph neural network

*Gota Watanabe1, Ahyi Kim1 (1. Yokohama City University)

[P15-17]Verification of the P-wave PLUM method using strong ground motion records in the area around the source region

*Naoki HAYASHIMOTO1, Yuki KODERA2 (1. Earthquake Research Institute, The University of Tokyo, 2. Meteorological Research Institute)

[P15-18]Investigation of a real-time magnitude estimation algorithm based on P-waves from subsequent ruptures

*Yuki KODERA1 (1. Meteorological Research Institute, Japan Meteorological Agency)

[P15-19]Influence of Heterogeneous Media on the Accuracy of Back Azimuth Estimation using a Single Station Record

*Ryoya Matsushima1, Shunta Noda1, Masahiro Korenaga1 (1. Railway Technical Research Institute)

[P15-20]Distributions of shallow geology and the peak frequencies of microtremor HVSRs in the southeastern part of the Saitama Prefecture

*Ikuo Cho1, Shigeki Senna2, Nonogaki Susumu1 (1. Geological Survey of Japan, AIST, 2. National Research Institute for Earth Science and Disaster Resilience)

[P15-21]Comparison of Methods to Estimate Ground-Motion at Free Surface of Seismic Bedrock

*Reiko Tajima1, Yutaka Mamada1 (1. Nuclear Regulation Authority (NRA))

[P15-22]Surface Seismic Intensity Estimated Using Borehole Records

*Tessei Tanaka1, Naofumi Aso1 (1. Tokyo University of Science)
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