*Toki Hirose¹, Tetsuo Matsuno^2,1, Nobukazu Seama^1,2, Yuki Okizono⁴, Hiroshi Ichihara³, Hiroko Sugioka^1,2, Yoshiyuki Tatsumi^2,1 (1.Department of Planetology, Graduate School of Science, Kobe University, 2.Kobe ocean Bottom Exploration Center, Kobe University, 3.Graduate school of environmental studies, Nagoya University, 4.Department of Planetology, Faculty of Science, Kobe University)

*Misaki Horiuchi³, Hiroko Sugioka³, Masayuki Obayashi¹, Daisuke Suetsugu¹, Hajime Shiobara², Aki Ito¹, Yasushi Ishihara¹, Satoru Tanaka¹, Takehi Isse², Takashi Tonegawa¹, Junko Yoshimitsu¹, Takumi Kobayashi³ (1.Japan Agency for Marine-Earth Science and Technology, Yokosuka, Japan, 2.Earthquake Research Institute, The University of Tokyo, Tokyo, Japan, 3.The University of Kobe, Hyogo, Japan)

*Takehi Isse¹, Daisuke Suetsugu², Hajime Shiobara¹, Hiroko Sugioka³, Aki Ito², Yasushi Ishihara², Satoru Tanaka², Masayuki Obayashi², Takashi Tonegawa², Junko Yoshimitsu², Takumi Kobayashi³, Kazunori Yoshizawa⁴ (1.Earthquake Research Institute University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology, 3.Kobe University, 4.Faculty of Science, Hokkaido University)

*Misaki Horiuchi³, Hiroko Sugioka³, Masayuki Obayashi¹, Daisuke Suetsugu¹, Hajime Shiobara², Aki Ito¹, Yasushi Ishihara¹, Satoru Tanaka¹, Takehi Isse², Takashi Tonegawa¹, Junko Yoshimitsu¹, Takumi Kobayashi³ (1.Japan Agency for Marine-Earth Science and Technology, Yokosuka, Japan, 2.Earthquake Research Institute, The University of Tokyo, Tokyo, Japan, 3.The University of Kobe, Hyogo, Japan)

*Takehi Isse¹, Daisuke Suetsugu², Hajime Shiobara¹, Hiroko Sugioka³, Aki Ito², Yasushi Ishihara², Satoru Tanaka², Masayuki Obayashi², Takashi Tonegawa², Junko Yoshimitsu², Takumi Kobayashi³, Kazunori Yoshizawa⁴ (1.Earthquake Research Institute University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology, 3.Kobe University, 4.Faculty of Science, Hokkaido University)

*Nozomu Takeuchi¹, Hitoshi Kawakatsu¹, Hajime Shiobara¹, Takehi Isse¹, Hiroko Sugioka², Aki Ito³, Hisashi Utada¹ (1.Earthquake Research Institute, University of Tokyo, 2.Kobe University, 3.JAMSTEC)

*Nobukazu Seama^1,2, Tetsuo Matsuno^2,1, Koji Kiyosugi^3,2, Satoshi Shimizu², Reina Nakaoka², Keiko Suzuki-Kamata^2,1, Yasutomo Seto¹, Mamoru Sano², Yuiko Morita⁴, Hikaru Iwamaru², Haruhisa Morozumi², Misaki Horiuchi¹, Kimihiro Nishimura¹, Hiroshi Ichihara⁵, Kazuki Hayashi¹, Toki Hirose¹, Katsuya Kaneko^1,2, Hiroto Yamaguchi⁴, Yuki Okizono⁴, Hiroko Sugioka^1,2, Kazuo Nakahigashi^6,2, Yojiro Yamamoto⁷, Tatsuya KODA², Shuichi Kodaira^7,2, Yoshiyuki Tatsumi^2,1, Scientific party of T/S Fukae-maru Kikai caldera research cruises (1.Department of Planetology, Graduate School of Science, Kobe University, 2.Kobe Ocean Bottom Exploration Center, Kobe University, 3.Organization of Advanced Science and Technology, Kobe University, 4.Department of Planetology, Faculty of Science, Kobe University, 5.Graduate school of environmental studies, Nagoya University, 6.Tokyo University of Marine Science and Technology, 7.Japan Agency for Marine-Earth Science and Technology)

*Yasutomo Seto¹, Hiroko Sugioka², Yojiro Yamamoto³, Tsutomu Takahashi⁴ (1.Department of Planetology, Graduate School of Science, Kobe University, 2.Department of Planetology, Kobe University, 3.Japan Agency for Marine-Earth Science and Technology, 4.Research and Developement Center for Earthquake and Tsunami, Japan Agency for Marine-Earth Science and Technology)

*Tetsuo Matsuno^1,2, Toki Hirose², Yuuki Okizono³, Nobukazu Seama^2,1, Hiroshi Ichihara⁴, Hiroko Sugioka^2,1, Yoshiyuki Tatsumi^1,2 (1.Kobe Ocean Bottom Exploration Center, Kobe University, 2.Department of Planetology, Graduate School of Science, Kobe University, 3.Department of Planetology, Faculty of Science, Kobe University, 4.Graduate school of environmental studies, Nagoya University)

*Masayuki Obayashi¹, Hiroko Sugioka² (1.Japan Agency for Marine-Earth Science and Technology, 2.Department of Planetology, Kobe University)

*Masayuki Obayashi¹, Shingo Watada², Hiroko Sugioka³ (1.Japan Agency for Marine-Earth Science and Technology, 2.Earthquake Research Institute, University of Tokyo, 3.Department of Planetology, Kobe University)

*Masataka Kinoshita^1,5, Hikaru Iwamori^1,5, Tomoaki Nishikawa², Ryo Anma³, Sofia Lagarrigue⁴, Natsue Abe⁵, Yuka Yokoyama⁶, Andres Veloso Espinosa⁴, Alessandra Isabella Rivero Cortes⁷, Gabriela Pia Lazcano Prado⁷, Ivan Andres Arriagada Bascuñan⁷, Satoru Haraguchi⁵, Kosuke Ota⁹, Yuji Orihashi⁸, Kaishi Nakao⁸, Shogo Numata⁸, Hajime Shiobara¹, Hiroko Sugioka¹⁰, Aki Ito⁵, Nicolás Pérez-Estay¹¹ (1.Earthquake Research Institute, University of Tokyo, 2.DPRI, Kyoto Univ., 3.Tokushima Univ., 4.Pontificia Universidad Catolica de Chile, 5.JAMSTEC, 6.Tokai Univ., 7.Andres Bello University, 8.Hirosaki Univ., 9.AORI, Univ. Tokyo, 10.Graduate School of Science, Kobe Univ., 11.Ministerio de relaciones exteriores, Chile)

*Hiroko Sugioka¹, Masayuki Obayashi² (1.Kobe University, 2.JAMSTEC)

*Hiroko Sugioka¹, Masayuki Obayashi² (1.Kobe University, 2.JAMSTEC)