*Hiroto Kajita^1,2,3,4,5, Yuta Isaji², Rintaro Kato³, Yoko Nishikura⁴, Masafumi Murayama⁶, Naohiko Ohkouchi², Shouye Yang⁷, Hongbo Zheng⁸, Ke Wang^8,3, Toshimichi Nakanishi⁹, Takenori Sasaki³, Ayumi Maeda^3,4,5, Atsushi Suzuki⁵, Hodaka Kawahata^3,4,5 (1.National Institute for Polar Research, 2.Biogeochemistry Research Center, Japan Agency for Marine-Earth Science and Technology, 3.Department of Earth and Planetary Science, Graduate School of Science, the University of Tokyo, 4.Atmosphere and Ocean Research Institute, the University of Tokyo, 5.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 6.Center for Advanced Marine Core Research, Kochi University, 7.State Key Laboratory of Marine Geology, Tongji University, 8.Research Center for Earth System Science, Yunnan University, 9.Museum of Natural and Environmental History)

*Kosuke Kurosawa¹, Haruka Ono¹, Christopher Hamann², Toshihiro Tada³, Takafumi Niihara⁴, Takashi Mikouchi⁵, Naotaka Tomioka⁶, Tatsuhiro Sakaiya⁷, Tadashi Kondo⁷, Felix E. D. Kaufmann², Hiroyuki Kagi⁸, Hidenori Genda⁹, Takuya Matsuzaki¹⁰, Masahiro KAYAMA¹¹, Mizuho Koike¹², Yuji Sano¹⁰, Masafumi MURAYAMA¹⁰, Wataru Satake³, Takaya Okamoto¹, Takafumi Matsui¹ (1.Planetary Exploration Research Center, Chiba Institute of Technology, 2.Museum für Naturkunde, 3.Institite for Geo-Cosmology, Chiba Institute of Technology, 4.Department of Applied Science, Okayama University of Science, 5.The University Museum, The University of Tokyo, 6.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 7.Department of Earth and Space Science, Graduate School of Science, Osaka University, 8.Geochemical Research Center, Graduate School of Science, The University of Tokyo, 9.Earth–Life Science Institute, Tokyo Institute of Technology, 10.Center for Advanced Marine Core Research, Kochi University, 11.Department of General Systems Studies, Graduate School of Arts and Sciences, The Univ. of Tokyo, 12.Department of Earth and Planetary Systems Science, Graduate School of Science, Hiroshima University)

*Akira Ijiri¹, Naotaka Tomioka², Shigeyuki Wakaki², Harue Masuda³, Katsumi Shozugawa⁴, Sunghan Kim⁶, Boo-Keun Khim⁵, Masafumi MURAYAMA⁷, Motoyuki Matsuo⁴, Fumio Inagaki² (1.Kobe University, 2.JAMSTEC, 3.Osaka City University, 4.The University of Tokyo, 5.Pusan National University, 6.Korea Polar Research Institute, 7.Kochi University)

*Shun Muto², Shinsuke Yagyu³, Satoshi Takahashi¹, Masafumi MURAYAMA^3,4 (1.Department of Earth and Planetary Science, Graduate School of Science, University of Tokyo, 2.Geological Survey of Japan, AIST, 3.Center for Advanced Marine Core Research, Kochi University, 4.Department of Marine Resource Science, Faculty of Agriculture and Marine Science, Kochi University)

*Masafumi MURAYAMA¹, Risa Koutoku¹, Kazuno Arai², Naomi Harada³ (1.Faculty of Agriculture and Marine Science, Kochi University, 2.Center for Advanced Marine Core Research, Kochi University, 3.Research Institute for Global Change, Japan Agency for Marine-Earth Science and Technology)

*KanHsi Hsiung¹, Toshiya Kanamatsu¹, Ken Ikehara², Masafumi MURAYAMA³ (1.Japan Agency for Marine-Earth Science and Technology, 2.Institute of Geology and Geoinformation, National Institute of Advanced Industrial Science and Technology, 3.Faculty of Agriculture and Marine Science, Kochi University)

*Ryosuke Imaoka¹, Koji Shichi², Hitoshi Hasegawa¹, Niiden Ichinorov⁴, Nagayoshi Katsuta³, Davaasuren Davaadorj⁶, Masafumi MURAYAMA¹, Masao IWAI¹, Masami Izuho⁵ (1.Kochi University, 2.Forest Research and Management Organization, 3.Gifu University, 4.Paleontological Center of Mongolia, 5.Tokyo Metropolitan University, 6.National University of Mongolia)

*Kana Nagashima¹, Hitoshi Hasegawa², Nagayoshi Katsuta³, Shinya Ochiai⁴, Frank Lamy⁵, Helge W. Arz⁶, Takuto Kasuya⁷, Masafumi MURAYAMA⁸, Naomi Harada¹ (1.Japan Agency for Marine-Earth Science and Technology, Research Institute for Global Change, 2.Faculty of Science and Technology, Kochi University, 3.Faculty of Education, Gifu University, 4.Institute of Nature and Environmental Technology, Kanazawa University, 5.Alfred Wegener Institut für Polar- und Meeresforschung, 6.Leibniz Institute for Baltic Sea Research Warnemünde, 7.Department of Earth and Planetary Sciences, Kyushu University, 8.Faculty of Agriculture and Marine Science, Kochi University)

*Hitoshi Hasegawa¹, Kana Nagashima², Takuto Kasuya³, Nagayoshi Katsuta⁴, Masafumi MURAYAMA¹, Naomi Harada² (1.Kochi Univ., 2.JAMSTEC, 3.Kyushu Univ., 4.Gifu Univ.)

*Akira Ijiri¹, Tomohiro Toki², Masafumi MURAYAMA³, Tatsuhiko Hoshino⁴, Ryoma Setoguchi³, Yuki Mitsutome², Hirotaka Miyamoto³, Koji Tashiro³, Kohma Yasumura², Yudai Kobayashi¹, Kantaro Yamada¹, Yui Yoshizaki¹, Hironori Otsuka¹, Moe Kato⁵ (1.Kobe University, 2.University of the Ryukyus, 3.Kochi University, 4.JAMSTEC, 5.Kanazawa University)

*Tatsuhiko Hoshino¹, Tomohiro Toki², Takuroh Noguchi³, Juichiro Ashi⁴, Masafumi MURAYAMA³, Akira Ijiri⁵ (1.Japan Agency for Marine-Earth Science and Technology, 2.Faculty of Science, University of the Ryukyus, 3.Research and Education Faculty, Kochi University, 4.Atmosphere and Ocean Research Institute, The University of Tokyo, 5.Graduate School of Maritime Sciences, Kobe University)

*Hirofumi Asahi¹, Minoru Ikehara¹, Kato Koudai¹, Masafumi MURAYAMA¹, Keiji Horikawa², Katsuya Nejigaki³ (1.Kochi University, 2.Toyama Universitt, 3.Fukada Salvage and Marine Works CO., LTD)

*Tasuku Kamei¹, Masafumi Murayama², Akira Usui³ (1.Agriculture and Marine Science Program,Graduate School of Jntegrated Arts and Sciences,Kochi University, 2.Faculty of Agriculture and Marine Science, Kochi University , 3.Marine Core Research Center, Kochi University)

*Hirokuni Oda¹, Wataru Katanoda^1,2, Masafumi MURAYAMA², Akira Usui² (1.Institute of Geology and Geoinformation, Geological Survey of Japan, AIST, 2.Kochi University)

*Risa Kotoku¹, Masafumi MURAYAMA^1,2, Kazuno Arai², Naomi Harada³ (1.Faculty of Agruculture and Marine Science, Kochi University, 2.Center for Advanced Marine Core Research, Kochi University, 3.Research Institute for Global Change, Japan Agency for Marine-Earth Science and Technology)