Tue. May 27, 2025 9:00 AM - 10:30 AM 104 (International Conference Hall, Makuhari Messe)

[J] Oral
| H (Human Geosciences )
| H-CG Complex & General

[H-CG22] Monitoring the Comprehensive Nuclear-Test-Ban Treaty: Status, operations, and scientific application

convener:Dirk Metz(CTBTO), Satoru Endo(Graduate School of Advanced Science and Engineering,Hiroshima University), Hiroyuki Matsumoto(Japan Agency for Marine-Earth Science and Technology), Takayuki Otsu(Japan Weather Association), Chairperson:Akiko FURUNO(Japan Atomic Energy Agency), Hiroyuki Matsumoto(Japan Agency for Marine-Earth Science and Technology)

Tue. May 27, 2025 10:45 AM - 12:15 PM 104 (International Conference Hall, Makuhari Messe)

[J] Oral
| H (Human Geosciences )
| H-CG Complex & General

[H-CG22] Monitoring the Comprehensive Nuclear-Test-Ban Treaty: Status, operations, and scientific application

convener:Dirk Metz(CTBTO), Satoru Endo(Graduate School of Advanced Science and Engineering,Hiroshima University), Hiroyuki Matsumoto(Japan Agency for Marine-Earth Science and Technology), Takayuki Otsu(Japan Weather Association), Chairperson:Satoru Endo(Graduate School of Advanced Science and Engineering,Hiroshima University), Yasuhito Igarashi(Institute for Integrated Radiation and Nuclear Science, Kyoto University)

Tue. May 27, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

[J] Poster
| H (Human Geosciences )
| H-CG Complex & General

[H-CG22] Monitoring the Comprehensive Nuclear-Test-Ban Treaty: Status, operations, and scientific application

convener:Dirk Metz(CTBTO), Satoru Endo(Graduate School of Advanced Science and Engineering,Hiroshima University), Hiroyuki Matsumoto(Japan Agency for Marine-Earth Science and Technology), Takayuki Otsu(Japan Weather Association)

Tue. May 27, 2025 9:00 AM - 10:30 AM 104 (International Conference Hall, Makuhari Messe)

[J] Oral
| H (Human Geosciences )
| H-CG Complex & General

[H-CG22] Monitoring the Comprehensive Nuclear-Test-Ban Treaty: Status, operations, and scientific application

10:15 AM - 10:30 AM

[HCG22-06] Discussion on the CTBT International Monitoring System for scientific applications

Dirk Metz¹, Satoru Endo², *Hiroyuki Matsumoto³, Takayuki Otsu⁴, Akiko FURUNO⁵, Yasuhito Igarashi⁶ (1.Comprehensive Nuclear-Test-Ban Treaty Organization, 2.Hiroshima University, 3.Japan Agency for Marine-Earth Science and Technology, 4.Japan Weather Association, 5.Japan Atomic Energy Agency, 6.Kyoto University)

Tue. May 27, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

[J] Poster
| H (Human Geosciences )
| H-CG Complex & General

[H-CG22] Monitoring the Comprehensive Nuclear-Test-Ban Treaty: Status, operations, and scientific application

5:15 PM - 7:15 PM

[HCG22-P01] Recent progress on sustainable pressure observation at the seafloor

*Hiroyuki Matsumoto¹, Eiichiro Araki¹, Shuhei Nishida¹, Yuya Machida¹, Shuhei Tsuji¹, Keisuke Ariyoshi¹ (1.Japan Agency for Marine-Earth Science and Technology)

Wed. May 28, 2025 1:45 PM - 3:15 PM 104 (International Conference Hall, Makuhari Messe)

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

[S-VC36] Volcanoes in the sea

2:30 PM - 2:45 PM

[SVC36-04] Earthquake activity in the Torishima Rift and Sofu Seamount related to the October 2023 tsunamis observed in Japan

*Koichiro Obana¹, Aki Ito¹, Toshiya Fujiwara¹, Masayuki Obayashi¹, Kentaro Imai¹, Yasuyuki Nakamura¹, Kenta K. Yoshida¹, Noriko Tada¹, Tomoya Nakajima¹, Hiroyuki Matsumoto¹, Gou Fujie¹, Satoru Tanaka¹, Shigeaki Ono¹, Shuichi Kodaira² (1.Research Institute for Marine Geodynamics, Japan Agency for Marine-Earth Science and Technology, 2.Japan Agency for Marine-Earth Science and Technology)

Thu. May 29, 2025 1:45 PM - 3:15 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-TT Technology & Techniques

[S-TT42] Advancing Earth Science through Optic Fiber Sensing Techniques and Integrated Analysis

2:15 PM - 2:30 PM

[STT42-03] Comparison of teleseismic strain fields obtained by array analysis of seismometers and direct measurement of strainmeters at seafloor and deep seafloor observatory

*Shuhei Tsuji¹, Eiichiro Araki¹, Hiroyuki Matsumoto¹, Yuya Machida¹, Takashi Yokobiki¹ (1.Japan Agency for Marine-Earth Science and Technology)

Thu. May 29, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

[J] Poster
| S (Solid Earth Sciences )
| S-TT Technology & Techniques

[S-TT42] Advancing Earth Science through Optic Fiber Sensing Techniques and Integrated Analysis

5:15 PM - 7:15 PM

[STT42-P02] FEM simulation of tidal responses of pore-pressure and strain records at a deep seafloor borehole observatory

*Shuhei Tsuji¹, Eiichiro Araki¹, Hiroyuki Matsumoto¹, Ettore Barbieri¹, Mikito Furuichi¹, Yuya Machida¹, Takashi Yokobiki¹ (1.Japan Agency for Marine-Earth Science and Technology)

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-P29] Reconsideration of Seafloor Pressure Changes and Fluid Dynamics around Kumano-nada

*Keisuke Ariyoshi¹, Akira Nagano¹, Takuya Hasegawa², Masaru Nakano¹, Hiroyuki Matsumoto¹, Narumi Takahashi³, Takane Hori¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.Japan Meteorological Agency, 3.NIED)

Sun. May 25, 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-CG52] Inter-segment Tectonics: Interdisciplinary Research on Responses to Plate Subduction

5:15 PM - 7:15 PM

[SCG52-P01] Monitoring of plate coupling along the Nankai Trough using seafloor observation networks: A case of the 2024 Hyuga-nada Earthquake

*Keisuke Ariyoshi¹, Eiichiro Araki¹, Hiroyuki Matsumoto¹, Yuya Machida¹, Shuhei Tsuji¹, Takashi Yokobiki¹, Shuhei Nishida¹, Shuichiro Yada¹, Takeshi Iinuma¹, Kan Aoike¹, Yasuyuki Nakamura¹, Gou Fujie¹, Takane Hori¹, Nobu Eguchi¹, Shuichi Kodaira¹ (1.Japan Agency for Marine-Earth Science and Technology)

Hiroyuki Matsumoto

Convener, Chairperson

[H-CG22] Monitoring the Comprehensive Nuclear-Test-Ban Treaty: Status, operations, and scientific application

[H-CG22] Monitoring the Comprehensive Nuclear-Test-Ban Treaty: Status, operations, and scientific application

[H-CG22] Monitoring the Comprehensive Nuclear-Test-Ban Treaty: Status, operations, and scientific application

Speaker, Author, Co-Author

[H-CG22] Monitoring the Comprehensive Nuclear-Test-Ban Treaty: Status, operations, and scientific application

[HCG22-06] Discussion on the CTBT International Monitoring System for scientific applications

[H-CG22] Monitoring the Comprehensive Nuclear-Test-Ban Treaty: Status, operations, and scientific application

[HCG22-P01] Recent progress on sustainable pressure observation at the seafloor

[S-VC36] Volcanoes in the sea

[SVC36-04] Earthquake activity in the Torishima Rift and Sofu Seamount related to the October 2023 tsunamis observed in Japan

[S-TT42] Advancing Earth Science through Optic Fiber Sensing Techniques and Integrated Analysis

[STT42-03] Comparison of teleseismic strain fields obtained by array analysis of seismometers and direct measurement of strainmeters at seafloor and deep seafloor observatory

[S-TT42] Advancing Earth Science through Optic Fiber Sensing Techniques and Integrated Analysis

[STT42-P02] FEM simulation of tidal responses of pore-pressure and strain records at a deep seafloor borehole observatory

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

[SCG45-P29] Reconsideration of Seafloor Pressure Changes and Fluid Dynamics around Kumano-nada

[S-CG52] Inter-segment Tectonics: Interdisciplinary Research on Responses to Plate Subduction

[SCG52-P01] Monitoring of plate coupling along the Nankai Trough using seafloor observation networks: A case of the 2024 Hyuga-nada Earthquake