Japan Geoscience Union Meeting 2023

Hironori Otsuka

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Speaker, Author, Co-Author

Mon. May 22, 2023 1:45 PM - 3:15 PM 303 (International Conference Hall, Makuhari Messe)

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

[S-VC31] Active Volcanism

2:45 PM - 3:00 PM

[SVC31-15] Imaging 3D resistivity structure under the seafloor of Kikai caldera volcano

*Takumi Obata1, Masamitsu Araki1, Toki Hirose1, Tetsuo Matsuno2, Takuto Minami1, Hironori Otsuka2, Yoshiyuki Tatsumi2, Hiroko Sugioka2,1, Takeshi Hanyu3, Satoru Tanaka3, Hiroshi Ichihara4, Nobukazu Seama1,2 (1.Department of Planetology, Graduate School of Science, Kobe University, 2.Kobe Ocean-Bottom Exploration Center, Kobe University, 3.Japan Agency for Marine-Earth Science and Technology, 4.Graduate School of Environmental Studies, Nagoya University)

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 Sugioka3,1, Hiroki Miyamachi4, Tetsuo Matsuno3, Hironori Otsuka3, Keita Suzuki5, Nobukazu Seama1,3 (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)

Mon. May 22, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (8) (Online Poster)

  • [J] Online Poster
  • | M (Multidisciplinary and Interdisciplinary)
  • | M-IS Intersection

[M-IS19] Biogeosciences of cold seeps, mud volcanoes, and hydrothermal vents