*Katsuya Kaneko¹, Takeshi Hanyu¹, Reina NAKAOKA³, Koji Kiyosugi³, Nobukazu Seama¹, Tetsuo Matsuno³, Yojiro Yamamoto², Tomoko Hanyu³ (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)

*Yasuhiko Ohara^1,2,3, Masakazu Fujii⁴, Norikatsu Akizawa⁵, Valentin Basch⁶, Yumiko Harigane⁷, Ken-ichi Hirauchi⁸, Osamu Ishizuka⁷, Shiki Machida⁹, Katsuyoshi Michibayashi³, Kyoko Okino⁵, Alessio Sanfilippo⁶, Camilla Sani⁶, Sen Atlanta¹⁰, Jonathan E Snow¹¹, Kenichiro Tani¹², Hiroyuki Yamashita¹³ (1.Hydrographic and Oceanographic Department of Japan, 2.Japan Agency for Marine-Earth Science and Technology , 3.Nagoya University, 4.National Insitute of Polar Reseach, 5.Atmosphere and Ocean Research Institute, University of Tokyo, 6.University of Pavia, 7.Geological Survey of Japan, AIST, 8.Shizuoka University, 9.Chiba Institute of Technology, 10.University of Houston, 11.Louisiana State University, 12.National Science Museum, 13.Kanagawa Prefectural Museum of Natural Histroy)

*Tomoaki Morishita¹ (1.School of Geoscience and Civil Engineering, College of Science and Technology, Kanazawa University)

Marguerite Godard¹, Julien Collot², Juerg Matter³, Rupert Sutherland⁴, Christian Betzler⁵, Vasileios Chatzaras⁶, Gaël Erauso⁷, François Fournier⁷, Frieder Klein⁸, Othmar Müntener⁹, Martin Patriat¹⁰, Roy Price¹¹, Shino Suzuki¹², *Yasuhiro Yamada¹³ (1.Université de Montpellier, CNRS, France, 2.Geological Survey of New Caledonia, France, 3.University of Southampton, UK, 4.Victoria University of Wellington, NZ, 5.University Hamburg, Germany, 6.The University of Sydney, Australia, 7.Aix-Marseille Université, France, 8.Woods Hole Oceanographic Insitution, USA, 9.University of Lausanne, Switzerland, 10.Ifremer, France, 11.Stony Brook University, USA, 12.Japan Aerospace Exploration Agency, Japan, 13.Japan Agency for Marine-Earth Science and Technology)

*Kentaro Omura¹, Akio Funato², Takatoshi Ito³ (1.National Research Institute for Earth Science and Disaster Resilience, 2.Fukada Geological Institute, 3.Institute of Fluid Science, Tohoku University)

*Masataka Kinoshita¹, Kazuya Kitada², Tatsuo Nozaki², Yuka Masaki³, Lena Maeda², Hidenori Kumagai² (1.Earthquake Research Institute, University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology, 3.Cosmos Shoji Co., Ltd.)