Fri. May 30, 2025 9:00 AM - 10:30 AM 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

9:15 AM - 9:30 AM

[SSS10-06] Distinct Patterns in Earthquake Occurrence along the Megathrust and within the Slab: Implications for False Detection of Repeaters

*Keisuke Yoshida¹ (1.Tohoku University)

Fri. May 30, 2025 1:45 PM - 3:15 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

2:00 PM - 2:15 PM

[SSS10-18] Detailed S-wave velocity structure in the onshore focal area of the 2024 Noto earthquake revealed by dense nodal seismic observations

*Ryota Takagi¹, Keisuke Yoshida¹, Tomomi Okada¹, Shun Fukushima¹, Masatoshi Miyazawa², Takuto Maeda³, Shiro Hirano³, Motoko Ishise⁴, Takahiro Shiina⁵, Yoshihiro Hiramatsu⁶ (1.Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Tohoku University, 2.Disaster Prevention Research Institute, Kyoto University, 3.Graduate School of Science and Technology, Hirosaki University, 4.Faculty of Science, Yamagata University, 5.National Institute of Advanced Industrial Science and Technology, 6.School of Geosciences and Civil Engineering, Kanazawa University)

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-SS Seismology

[S-SS10] Fault Rheology and Earthquake Physics

5:15 PM - 7:15 PM

[SSS10-P08] Deconvolution Approach to Estimate Radiation Process of Large (Mw7.0-9.0) Earthquakes

*Keisuke Yoshida¹ (1.Tohoku University)

Thu. May 29, 2025 9:00 AM - 10:30 AM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

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

[S-SS12] Statistical seismology and underlying physical processes

9:30 AM - 9:45 AM

[SSS12-15] Relationship between the fault rupture processes for small earthquakes and the systematic differences between moment and local magnitude

*Masaki Orimo¹, Keisuke Yoshida¹, Toru Matsuzawa¹, Akira Hasegawa¹, Mare Yamamoto¹ (1.Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Tohoku Universtiy)

10:00 AM - 10:15 AM

[SSS12-17] Spatio-temporal variation in seismic activity around the source areas of the 2021 and 2022 M7 intraslab earthquakes off Fukushima Prefecture

*Ryo Osawa¹, Ryota Hino¹, Keisuke Yoshida¹, Miku Ohtate¹, Yusaku Ohta¹ (1.Graduate School of Science, Tohoku University)

Mon. May 26, 2025 1:45 PM - 3:15 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

1:45 PM - 2:00 PM

[SCG45-01] Predictable and Unpredictable Aspects of Earthquakes from P-wave Onsets: Vigorous Ruptures Finish Quickly

*Satoshi Ide¹, Keisuke Yoshida² (1.Department of Earth an Planetary Science, University of Tokyo, 2.Graduate School of Science, Tohoku University)

2:45 PM - 3:00 PM

[SCG45-05] Nonplanar Fault Geometry Controls the Spatiotemporal Distributions of Slip and Surface Displacement

*Ryosuke Ando¹, Yo Fukushima², Keisuke Yoshida³, Kazutoshi Imanishi⁴ (1.Graduate School of Science, University of Tokyo, 2.International Research Institute of Disaster Science, Tohoku University, 3.Tohoku University, 4.National Institute of Advanced Industrial Science and Technology)

3:00 PM - 3:15 PM

[SCG45-06] Abrupt Change in Stress Field Near the Deep Plate Interface: Investigation Using Short-Period Moment Tensor Inversion

*Keisuke Yoshida¹ (1.Tohoku University)

Mon. May 26, 2025 1:45 PM - 3:15 PM 104 (International Conference Hall, Makuhari Messe)

[J] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-TT Technology & Techniques

[M-TT37] New Developments in Earth Science Explored by Dense GNSS Observation Networks

2:30 PM - 2:45 PM

[MTT37-04] Estimation of a coseismic slip distribution model considering self-similarity of the 2024 Noto Peninsula earthquake using very dense geodetic observation

*Taisuke Yamada¹, Yusaku Ohta¹, Takuya NISHIMURA², Yoshihiro Hiramatsu³, Yohei Kinoshita⁴, Keisuke Yoshida¹, Yoshiaki Ito¹, Miku Ohtate¹ (1.Graduate School of Science, Tohoku University, 2.Disaster Prevention Research Institute, Kyoto University, 3.Kanazawa University, 4.University of Tsukuba)

Keisuke Yoshida

Speaker, Author, Co-Author