Wed. May 24, 2023 10:45 AM - 12:15 PM Exhibition Hall Special Setting (4) (Exhibition Hall 8, Makuhari Messe)

[J] Oral
| U (Union )
| Union

[U-13] February 2023 Earthquake Sequence of the East Anatolian fault zone in Turkey

11:45 AM - 12:00 PM

[U13-05] Preliminary results of dynamic rupture simulation of the 2023, Kahramanmaras and Ekinozu, Türkiye, earthquake sequence

*Ryosuke Ando¹, Ali Pinar², Dogan Kalafat², Haluk Ozener², Yojiro Yamamoto³ (1.Graduate School of Science, University of Tokyo, 2.KOERI, Bogazici University, 3.JAMSTEC)

Tue. May 23, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (11) (Online Poster)

[E] Online Poster
| S (Solid Earth Sciences )
| S-SS Seismology

[S-SS04] Seismological advances in the ocean

10:45 AM - 12:15 PM

[SSS04-P06] Preliminary analysis of earthquake detection probabilities and completeness levels for the Dense Oceanfloor Network system for Earthquakes and Tsunamis (DONET)

*Kazuyoshi Nanjo^1,2,3, Keisuke Ariyoshi⁴, Yojiro Yamamoto⁴, Hiroki Horikawa⁴, Shuichiro Yada⁴, Narumi Takahashi^5,4 (1.University of Shizuoka, 2.Shizuoka University, 3.Institute of Statistical Mathematics, 4.Japan Agency for Marine-Earth Science and Technology, 5.National Research Institute for Earth Science and Disaster Resilience)

Mon. May 22, 2023 10:45 AM - 12:00 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

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

[S-SS12] Frontiers of Marine Observation for Earthquake, Tsunami and Crustal Deformation

11:15 AM - 11:30 AM

[SSS12-03] Construction of seafloor fiber optic strainmeter array for fault slip analysis of shallow slow slip event and very low frequency earthquakes in the Nankai Trough

*Eiichiro Araki¹, takashi yokobiki¹, Satoru Baba¹, Yojiro Yamamoto¹, Mark Zumberge², Shuhei Tsuji¹, Shuhei Nishida¹, Yuya Machida¹, Hiroyuki Matsumoto¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.IGPP, Scripps Institution of Oceanography, UC San Diego.)

Wed. May 24, 2023 9:00 AM - 10:15 AM 303 (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC34] Volcanoes in the Sea

9:30 AM - 9:45 AM

[SVC34-03] Low-velocity anomaly beneath Kikai-caldera submarine volcano, Japan, revealed by seismic refraction survey

*Akihiro Nagaya¹, Gou Fujie², Shuichi Kodaira², Satoru Tanaka², Yojiro Yamamoto², Hiroko Sugioka^3,1, Hiroki Miyamachi⁴, Tetsuo Matsuno³, Hironori Otsuka³, Keita Suzuki⁵, Nobukazu Seama^1,3 (1.Department of Planetology, Graduate School of Science, Kobe University, 2.Japan Agency for Marine-Earth Science and Technology, 3.Kobe Ocean-Bottom Exploration Center, Kobe University, 4.Graduate School of Science and Engineering, Kagoshima University, 5.Nippon Marine Enterprises, Ltd)

Fri. May 26, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (16) (Online Poster)

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

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

10:45 AM - 12:15 PM

[SCG45-P26] What is behind the heterogeneities in the migration patterns of deep LFE activity in Nankai?

*Anca Higaki¹, Keisuke Ariyoshi², Yojiro Yamamoto² (1.Ifremer, France, 2.Japan Agency for Marine-Earth Science and Technology)

10:45 AM - 12:15 PM

[SCG45-P28] Detection of shallow tremors and investigation of their waveform characteristics by distributed acoustic sensing using offshore fiber-optic cable at the Nankai Trough, southwest Japan

*Satoru Baba¹, Eiichiro Araki¹, Yojiro Yamamoto¹, Takane Hori¹, Gou Fujie¹, Yasuyuki Nakamura¹, Takashi Yokobiki¹, Hiroyuki Matsumoto¹ (1.Japan Agency for Marine-Earth Science and Technology)

Tue. May 23, 2023 1:45 PM - 3:15 PM Online Poster Zoom Room (6) (Online Poster)

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

[S-CG63] Oceanic plate as inputs to subduction zone: evolution process of the oceanic plate

1:45 PM - 3:15 PM

[SCG63-P08] Spatial variations in the crustal thickness of the oceanic Pacific plate and its implication to subduction zone processes

*Gou Fujie¹, Shuichi Kodaira¹, Koichiro Obana¹, Yojiro Yamamoto¹, Takehi Isse², Tomoaki Yamada², Tetsuo No¹, Yasuyuki Nakamura¹, Seiichi Miura¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.Earthquake Research Institute, Univ. of Tokyo)

Yojiro Yamamoto

Speaker, Author, Co-Author