Fri. May 30, 2025 3:30 PM - 5:00 PM Exhibition Hall Special Setting (3) (Exhibition Hall 7&8, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-SS Seismology

[S-SS10] Fault Rheology and Earthquake Physics

3:45 PM - 4:00 PM

[SSS10-24] Evaluation of fault behavior with a complex structure using dual-slip-plane friction experiment

*Wataru Tanikawa^1,3, Osamu Kuwano¹, Yohei Hamada¹, Takehiro Hirose¹, Takahiro Suzuki² (1.Japan Agency for Marine-Earth Science and Technology, X-star, Kochi Institute for Core Sample Research, 2.MARINE WORKS JAPAN LTD., 3.Kochi University)

Tue. May 27, 2025 3:30 PM - 5:00 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

[E] Oral
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG45] Science of slow-to-fast earthquakes

4:15 PM - 4:30 PM

[SCG45-34] Role of folds formed along plate boundaries in subduction zones as inelastic deformation of accretionary prism

*Makoto Otsubo¹, Hanaya Okuda², Ayumu Miyakawa¹, Takehiro Hirose² (1.Geological Survey of Japan, AIST, 2.JAMSTEC Kochi Core Center)

Wed. May 28, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

[E] Poster
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG45] Science of slow-to-fast earthquakes

5:15 PM - 7:15 PM

[SCG45-P01] Interaction between fluid phase transition induced by frictional heat, formation of off-fault damage, and styles of on-fault slip

*Hanaya Okuda¹, Wataru Tanikawa¹, Yohei Hamada¹, Keishi Okazaki^2,1, John D Bedford^3,1, Takehiro Hirose¹ (1.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 2.Earth and Planetary Systems Science Program, Hiroshima University, 3.Department of Earth, Ocean and Ecological Sciences, University of Liverpool)

5:15 PM - 7:15 PM

[SCG45-P02] Torque-controlled shearing experiments on smectite gouge under normal stress loading

*Yohei Hamada¹, Jun Kameda², Takehiro Hirose¹, Takahiro Suzuki³ (1.Japan Agency for Marine-Earth Science and Technology, 2.Okayama University, 3.Marine Works Japan Ltd.)

5:15 PM - 7:15 PM

[SCG45-P03] Synthesis of the Laboratory Frictional Properties in a Shallow Subduction Zone: The Nankai Trough, Offshore SW Japan

*Takehiro Hirose¹, Junli Zhang², Hanaya Okuda¹, John Bedford³, Matt Ikari², Anja Schleicher⁴, Daniel Faulkner³ (1.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 2.MARUM Center for Marine Environmental Sciences and Faculty of Geosciences, University of Bremen, Bremen, Germany, 3.Department of Earth, Ocean, and Ecological Sciences, University of Liverpool, 4.Helmholtz Zentrum Potsdam, Deutsches GeoForschungsZentrum (GFZ))

Fri. May 30, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

[J] Poster
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG54] New Insights of Fluid-Rock Interactions: From Surface to Deep Subduction Zone

5:15 PM - 7:15 PM

[SCG54-P06] Fluid-rock reaction of olivine and granite gouges by frictional heating associated with fault slip

*Miku Hidaka^1,3, Takahiro Suzuki², Keishi Okazaki^1,3, Hanaya Okuda³, Takehiro Hirose^3,1 (1.Earth and Planetary System Science Program, Hiroshima University, 2.MARINE WORKS JAPAN, 3.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology)

Takehiro Hirose

Speaker, Author, Co-Author