*Motoo Ito¹, Yoshinori Takano², Takuji Ohigashi³, Hayato Yuzawa³, Yoko Kebukawa⁴, Kento Kiryu⁴, Masayuki Uesugi⁵, Naotaka Tomioka¹, Yu Kodama⁷, Hiroshi Naraoka⁶, Toru Yada⁸, Masanao Abe⁸ (1.Kochi Institute for Core Sample Research, JAMSTEC, 2.Biogeochemistry Program, JAMSTEC, 3.UVSOR, Institute for Molecular Science, 4.Yokohama National University, 5.JASRI, 6.Kyushu University, 7.Marine Works Japan, 8.JAXA)

*Masayuki Uesugi¹, Motoo Ito², Naotaka Tomioka², Yu Kodama³, Takuji Ohigashi⁴, Hayato Yuzawa⁴, Kentaro Uesugi¹, Akira Yamaguchi⁵, Naoya Imae⁵, Naoki Shirai⁶, Yuzuru Karouji⁷, Aiko Nakato⁷, Kasumi Yogata⁷, Kaori Hirahara⁸, Ikuya Sakurai⁹, Toru Yada⁷, Masanao Abe⁷ (1.Japan synchrotron radiation research institute, 2.Kochi institute for Core Sample Research JAMSTEC, 3.Marine Works Japan Ltd., 4.UVSOR Institute for Molecular Science, 5.National institute of Polar Research, 6.Tokyo metropolitan university, 7.Japan aerospace exploration agency, 8.Osaka University, 9.Nagoya University)

*Takayuki Hirai¹, Masanori Kobayashi¹, Tomoko Arai¹, Hiroshi Kimura¹, Ralf Srama², Harald Krueger³, Hikaru Yabuta⁵, Motoo Ito⁶, Mario Trieloff⁴, Sho Sasaki⁷, Tomoki Nakamura⁸, Hajime Yano⁹ (1.Chiba Institute of Technology, Planetary Exploration Research Center, 2.University of Stuttgart, 3.Max Planck Institute for Solar System Research, 4.Heidelberg University, 5.Hiroshima University, 6.Japan Agency for Marine-Earth Science and Technology, 7.Osaka University, 8.Tohoku University, 9.Japan Aerospace Exploration Agency)

*Morihisa Hamada¹, Hikaru Iwamori^1,2,3, Philipp A. Brandl⁴, Takayuki Ushikubo¹, Kenji Shimizu¹, Motoo Ito¹, He Li⁵, Ivan P. Savov⁶ (1.Japan Agency for Marine-Earth Science and Technology, 2.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 3.Earthquake Research Institute, University of Tokyo, 4.GEOMAR Helmholtz Centre for Ocean Research Kiel, 5.Institute of Oceanology, Chinese Academy of Sciences, 6.School of Earth and Environment, University of Leeds)

*Masaru Konishi Nobu¹, Hiroyuki Imachi², Nozomi Nakahara^2,1,3, Yuki Morono², Miyuki Ogawara², Yoshihiro Takaki², Katsuyuki Uematsu⁴, Tetsuro Ikuta², Motoo Ito², Yohei Matsui², Masayuki Miyazaki², Kazuyoshi Murata⁵, Yumi Saito², Sanae Sakai², Chihong Song⁵, Eiji Tasumi², Yuko Yamanaka², Takashi Yamaguchi³, Yoichi Kamagata¹, Hideyuki Tamaki¹, Ken Takai² (1.National Institute of Advanced Industrial Science and Technology, 2.Japan Agency for Marine-Earth Science and Technology, 3.Nagaoka University of Technology, Nagaoka, 4.Marine Work Japan Ltd, 5.National Institute for Physiological Sciences)