[S09P-01] A comprehensive review of shallow slow earthquakes in Nankai

*Shunsuke TAKEMURA¹, Yohei Hamada², Hanaya Okuda², Yutaro Okada³, Kurama Okubo⁴, Takeshi Akuhara¹, Akemi Noda⁵, Takashi Tonegawa² (1. ERI, UTokyo, 2. JAMSTEC, 3. Kyoto Univ., 4. NIED, 5. MRI)

[S09P-02] Machine-learning-based analysis: Spatiotemporal evolution of aftershocks following the 2019 Cotabato and 2019 Davao del Sur earthquakes

Paulo Pangan Sawi², *Saeko KITA¹, Roland Burgmann³ (1. Building Research Institute, 2. DOST-PHIVOLCS, 3. UC Berkeley)

[S09P-03] Using dense triad sub-arrays to detect and locate very low-frequency earthquakes in Japan

*Ryo Okuwaki¹, Wenyuan Fan², Takanori Matsuzawa³, Shunsuke Takemura⁴ (1. University of Tsukuba, 2. Scripps Institution of Oceanography, University of California, San Diego, 3. National Research Institute for Earth Science and Disaster Resilience, 4. Earthquake Research Institute,The University of Tokyo)

[S09P-04] Detection of very shallow earthquakes and deep low-frequency earthquakes in Hakone volcano

*Ryo KURIHARA¹ (1. Hot Springs Research Insitute of Kanagawa prefecture)

[S09P-05] Changes in very low-frequency earthquake activity in the Southwestern Ryukyu Trench over 23 years

*Mamoru NAKAMURA¹ (1. Univ. Ryukyus)

[S09P-06] Relationship between inland seismicity and crustal deformation after the 2011 Tohoku earthquake

*Koji TAMARIBUCHI¹, Hisao KIMURA¹, Fuyuki HIROSE¹, Takeyasu YAMAMOTO¹ (1. Meteorological Research Institute)

[S09P-07] Seismic imaging of the Metastable olivine wedge using receiver function

*Kazuki MIYAZAKI¹, Junichi Nakajima¹, Shoichi Yoshioka^2,3 (1. Tokyo institute of Technology, 2. Research Center for Urban Safety and Security, Kobe University, 3. Faculty of Science, Graduate School of Science, Kobe University)

[S09P-08] Tectonic tremor distribution and migration at Kumano-nada: insights from ocean-bottom seismometer deployment between DONET1 and 2

*Takeshi AKUHARA¹, Yusuke Yamashita², Hiroko Sugioka³, Atikul Haque Farazi², Shukei Ohyanagi², Yoshihiro Ito², Eiichiro Araki⁴, Takashi Tonegawa⁴, Takeshi Tsuji¹, Ryosuke Azuma⁵, Ryota Hino⁵, Kimihiro Mochizuki¹, Shunsuke Takemura¹, Tomoaki Yamada¹, Masanao Shinohara¹ (1. Univ. of Tokyo, 2. Kyoto Univ., 3. Kobe Univ., 4. JAMSTEC, 5. Tohoku Univ.)

[S09P-09] Ratio of inter-plate to intraplate earthquakes in subduction zone around Japan

*Nobuyuki MORIKAWA¹, Jun'ichi MIYAKOSHI², Hiroyuki FUJIWARA¹ (1. National Research Institute for Earth Science and Disaster Resilience, 2. Ohsaki Research Institute)

[S09P-10] Slow earthquake distribution and thermomechanical modeling in the Izu–Bonin subduction zone

*Weiling Zhu¹, Aitaro Kato², Yingfeng Ji¹ (1. Institute of Tibetan Plateau Research, Chinese Academy of Sciences, 2. University of Tokyo)

[S09P-11] Spatio-temporal characteristics of micro-earthquake activity in the east to northeast off Kikaijima Island observed by OBS network

*Hirotsugu Yanagida¹, Yukihiro Nakatani¹, Hiroshi Yakiwara¹, Shuichiro Hirano¹, Reiji Kobayashi¹, Yusuke Yamashita², Takeshi Matsushima³, Hiroshi Shimizu⁴, Kazuo Nakahigashi⁵, Tomoaki Yamada⁶, Masanao Shinohara⁶ (1. Grad. Sch. Sci. and Eng., Kagoshima Univ., 2. DPRI, Kyoto Univ., 3. Fac. Sci., Kyushu Univ., 4. NIED, 5. Tokyo Univ. of Marine Sci. and Tech., 6. ERI, UTokyo)

[S09P-12] Inter-plate aseismic slip associated with large earthquakes around the source region of the 2011 Tohoku-Oki earthquake

*Toshihiro IGARASHI¹ (1. Earthquake Research Institute, The University of Tokyo)

[S09P-13] Detectability of shallow tectonic tremor in the Nankai Trough based on the DONET data

*Kazuaki OHTA¹ (1. National Research Institute for Earth Science and Disaster Resilience (NIED))

[S09P-14] Shallow seismic activity in the northern Tokyo Bay and central Chiba Prefecture

*Naoko KATO¹, Motoo Ukawa² (1. Nihon University, College of Humanities and Sciences (Present address: Earthquake Research Institute, The University of Tokyo), 2. Nihon University, College of Humanities and Sciences)

[S09P-15] Estimation of the temporal change of background stress based on the rate- and state-friction seismicity model

*Takaki Iwata¹ (1. Prefectural University of Hiroshima)

[S09P-16] Shear strain energy release for the 2016 Kumamoto earthquake sequence

*Tomotake UENO¹, Tatsuhiko SAITO¹ (1. NIED)

[S09P-17] Detection of shallow very low frequency earthquakes around Hyuga-nada since April 2023 using a matched filter technique

*Mugi Yamamoto¹, Ken Moriwaki¹ (1. Japan Meteorological Agency)

[S09P-18] Correlations between shear strain energy changes and aftershock locations depending on aftershock magnitudes

*Sachiko TANAKA¹ (1. National Research Institute for Earth Science and Disaster Resilience)

[S09P-19] Tectonic tremor activity near the boundary between the Hinagu segment and the Yatsushiro segment of Hinagu fault zone

*Hidenobu TAKAHASHI¹, Yasuhira Aoyagi¹, Haruo Kimura¹ (1. Central Research Institute of Electric Power Industry)

Session information

[S09P] PM-P