JpGU-AGU Joint Meeting 2026

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[J] Oral

S (Solid Earth Sciences ) » S-SS Seismology

[S-SS12] Fault Rheology and Earthquake Physics

Mon. May 25, 2026 1:45 PM - 3:15 PM Exhibition Hall Special Setting (7) (Exhibition Hall 7&8, Makuhari Messe)

Chairperson:Okuda Hanaya(Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology), Maeda Sumire(National Institute of Advanced Industrial Science and Technology)

2:30 PM - 2:45 PM

[SSS12-28] Quantitative Evaluation of Crustal Stress and Fluid Pressure Conditions around the Tokara Islands, northern Ryukyu Arc

*Makoto Otsubo1, Yuta Amezawa1 (1. Geological Survey of Japan, Research Institute of Earthquake and Volcano Geology)

Keywords:Stress Tensor Inversion, Excess Pore-Fluid Pressure, Seismic Swarm Activity, Backarc Extension, Fault Reactivation