*Adrian Glover¹ (1.Natural History Museum, London)

*Midori Suzuki¹, Robert Jenkins², Shouzo Ogiso³, Masahiro Matada³, Nobuo Suzuki³ (1.Division of Environmental Science and Engineering, Graduate School of Natural Science and Technology, Kanazawa University, 2.Kanazawa University, 3.Institute of Nature and Environmental Technology Kanazawa University)

*Yusuke Miyajima^1,3, Yumiko Watanabe¹, Akira Ijiri², Akiko S Goto³, Robert Jenkins³, Takashi Hasegawa³, Saburo Sakai⁴, Ryo Matsumoto⁵ (1.Department of Geology and Mineralogy, Division of Earth and Planetary Sciences, Graduate school of Science, Kyoto University, 2.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 3.School of Natural System, College of Science and Engineering, Kanazawa University, 4.Department of Biogeochemistry, JAMSTEC, 5.Gas Hydrate Laboratory, Organization for the Strategic Coordination of Research and Intellectual Properties, Meiji University)

*Pei-Yuan Qian¹, Jin Sun¹, Jian-Wen Qiu² (1.Hong Kong University of Science and Technology, 2.Hong Kong Baptist University)

*CHEN CHONG¹, Hiromi Kayama Watanabe¹, Yukiko Nagai¹, Takashi Toyofuku¹, Ting Xu², Jin Sun^2,3, Jian-Wen Qiu², Shigeaki Kojima⁴, Hiroyuki Yamamoto¹, Akinori Yabuki¹, Shinsuke Kawagucci¹, Ken Takai¹, Takenori Sasaki⁵ (1.Japan Agency for Marine-Earth Science and Technology, 2.Hong Kong Baptist University, 3.Hong Kong University of Science and Technology, 4.Atmosphere and Ocean Research Institute, The University of Tokyo, 5.The University Museum, The University of Tokyo)

*Miku Ohta¹, Takami Nobuhara¹, Yuta Doi¹, Mana Hayase¹, Makoto Sugimura², Yukiko Nagai^3,4, Takashi Toyofuku³, Ryoichi Iwase³ (1.Faculty of education, Shizuoka University, 2.Enoshima Aquarium, 3.Japan Agency for Marine-Earth Science and Technology, 4.Yokohama National University)