*Kanji Tatsumi¹, Akira Ijiri¹, Ryu Uemura², Makoto Otsubo³, Minoru Ikehara⁴, Asuka Yamaguchi⁵ (1.Kobe Univ., 2.Nagoya Univ., 3.Geological Survey of Japan, AIST, 4.Kochi Univ., 5.Tokyo Univ.)

*Makoto Otsubo¹, Masataka Kinoshita², Minoru Ikehara³, Ryuta Arai⁴, Ayanori Misawa¹, Hiroaki Koge¹, Katsura Kameo⁵, Chiori Tamura⁵, Ryoji Toda⁵, Stephen P. Obrochta⁶, Takanori Kagoshima⁷, Tomohiro Toki⁸, Daisuke Kuwano⁹, Seiya Fujishima⁹, Akane Yamamoto^1,10, Natsuki Nomura¹¹, Aya Osanai¹¹, Keita Kono¹¹, Issui Ikuma¹¹, Chika Onai¹², Yusei Miyamoto¹², Yuka Taira⁸, Yu Miyagi⁸, Soma Sato⁶, Michelle M. Nishimoto^13,1, Yukihiko Nakano¹⁴, Hikaru Iwamaru¹⁵, Yu Suzuki¹⁶ (1.Geological Survey of Japan, AIST, 2.ERI, The University of Tokyo, 3.Marine Core Research Institute, Kochi University, 4.JAMSTEC, 5.AORI, The University of Tokyo, 6.Akita University, 7.Toyama University, 8.The University of Ryukyus, 9.Kyoto University, 10.Nihon University, 11.Kochi University, 12.Chiba University, 13.Japan Women's University, 14.Marine Works Japan Ltd., 15.Nippon Marine Enterprises, Ltd., 16.MOL Marine & Engineering Co., Ltd.)

Daisuke Kuwano¹, *Seiya Fujishima¹, Minoru Ikehara², Stephen Obrochta³, Makoto Otsubo⁴, Masataka Kinoshita⁵, KH-23-11 Shipboard Scientists (1.Kyoto University, 2.Marine Core Research Institute, Kochi University, 3.Akita University, 4.Geological Survey of Japan, Research Institute of Earthquake and Volcano Geology, 5.Earthquake Research Institute, University of Tokyo)

*Tomoya Nishimura^1,2, Fumiaki Mori^3,2, Takeshi Terada⁴, Minoru Ikehara³, Yuki Morono² (1.kochi university, 2.Kochi Institute for Core Sample Research, Japan Agency for Earth-Marine Science and Technology (JAMSTEC), 3.Marine Core Research Institute, Kochi University, 4.Marine Works Japan)

*Kaoru Kubota¹, Tsuyoshi Ishikawa¹, Toshihiro Yoshimura¹, Katsunori Kimoto¹, Qing Chang¹, Minoru Ikehara², Yusuke Yokoyama^1,3, Francisco Jimenes-Espejo^4,1, Sidney Hemming⁵, Stephen Barker⁶, Ian Hall⁶ (1.Japan Agency for Marine-Earth Science and Technology, 2.Kochi University, 3.The University of Tokyo, 4.University of Granada, 5.Columbia University, 6.Cardiff University)

*Mutusmi Iizuka¹, Osamu Seki², David J Wilson³, Yusuke Suganuma⁴, Keiji Horikawa⁵, Tina van de Flierdt⁶, Minoru Ikehara⁷, Takuya Itaki¹, Tomohisa Irino², Masanobu Yamamoto², Motohiro Hirabayashi⁴, Hiroyuki Matsuzaki⁸, Saiko Sugisaki¹, Ryosuke Makabe⁴, Motoha Ojima⁴, Shigeru Aoki² (1.The National Institute of Advanced Industrial Science and Technology, 2.Hokkaido University, 3.University College London, 4.National Institute of Polar Research, 5.University of Toyama, 6.Imperial College London, London, 7.Kochi University, 8.The University of Tokyo)

*Takuya Itaki¹, Ayumu Miyakawa¹, Minoru Ikehara³, Hiroki Matsui⁴, Yusuke Suganuma² (1.Geological Survey of Japan, AIST, 2.National Institute of Polar Research, 3.Kochi University, 4.Akita University)

*Takeshige Ishiwa^1,2, Yusuke Suganuma^1,2, Daisuke Shibata³, Hiroto Kajita⁴, Jonas Van Breedam⁵, Badanal Siddaiah Mahesh⁶, Hirokazu Yamagata⁷, Marina Buffoli⁸, Elie Verleyen⁸, Toshihiro Maki⁷, Rahul Mohan⁶, Minoru Ikehara⁹ (1.National Institute of Polar Research, 2.SOKENDAI, 3.University of Tsukuba, 4.Hirosaki University, 5.Vrije Universiteit Brussel, 6.National Centre for Polar and Ocean Research, 7.The University of Tokyo, 8.Universiteit Gent, 9.Kochi University)

*Aya Osanai¹, Minoru Ikehara², Asuka Yamaguchi³, Stephen P. Obrochta⁴ (1.Kochi University graduate School of Integrated Arts and Sciences, 2.Marin Core Research Institute, Kochi University, 3.Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Akita University graduate School of International Resource Science)

*Yuji Kato¹, Akira Ijiri², Minoru Ikehara¹ (1.Marine Core Research Institute, Kochi University, 2.Graduate School of Maritime Sciences, Kobe University)

*Keiko Takehara¹, Yuji Kato², Yoshihiro Nakayama³, Takuya Itaki⁴, Xiangyu Zhao⁵, Yusuke Suganuma⁶, Vigan Mensah³, Osamu Seki³, Kay I. Ohshima³, Minoru Ikehara² (1.Kochi university Graduate School of Integrated Arts and Sciences, 2.Center for Advanced Marine Core Research, Kochi University, 3.Institute of Low Temperature Science, Hokkaido University, 4.Geological Survey of Japan, AIST, 5.Shanghai Jiao Tong University, 6.National Institute of Polar Research)

*Yui Fujimi¹, Keiji Horikawa⁶, Minoru Ikehara², Yusuke Okazaki³, Yoshimi Kubota⁴, Hidetaka Kobayashi⁵ (1.Graduate school of Science and Engineering, University of Toyama, 2.Marine Core Research Institute, Kochi University, 3.Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University, 4.National Museum of Nature and Science, 5.Faculty of Science, The University of Toyama, 6.Faculty of Science, Academic Assembly, University of Toyama)

*Keita Kono¹, Minoru Ikehara² (1. Course in Global Environment and Disaster Prevention, Department of Science and Technology, Graduate School of Integrated Arts and Human Sciences Masters Course, Kochi University, 2.Marine Core Research Institute , Kochi University.)

*Akito Nakamura¹, Hitoshi Hasegawa¹, Aki Sakuma², Minoru Ikehara¹, Tomoyo Okumura¹, Chuan-Chou Shen³, Niiden Ichinnorov⁴, Dawadorj Davaasuren⁵, Tsuyoshi Ishikawa⁶, Yoshiro Nishio¹, Asuka Yamaguchi², Trishit Ruj⁷, Goro Komatsu⁸ (1.Kochi University, 2.University of Tokyo, 3.National Taiwan University, 4.Paleontological Institute, Mongolia, 5.Mongolian National University, 6.JAMSTEC, 7.Okayama University, 8.Università d’Annunzio)

*Minoru Ikehara¹, Stephen Obrochta² (1.Marine Core Research Institute, Kochi University, 2.Faculty of International Resource Sciences, Akita University)

*Junichiro Kuroda¹, Minoru Ikehara², Yusuke Kubo³ (1.Department of Ocean Floor Geoscience, Atmosphere and Ocean Research Institute, the University of Tokyo, 2.Marine Core Research Institute, Kochi University, 3.Kochi Institute for Core Sample Research, JAMSTEC)