*Yasuhiro Kato^1,2,3,5, Kentaro Nakamura², Koichiro Fujinaga^3,1, Kazutaka Yasukawa^2,3, Yutaro Takaya^4,3, Junichiro Ohta^3,1, Erika Tanaka², Kazuhide Mimura², Koichi Iijima^5,2, Shiki Machida^3,1, Tatsuo Nozaki^5,3,1,6, Jun-Ichi Kimura⁷, Hikaru Iwamori^7,8 (1.Frontier Research Center for Energy and Resources, Graduate School of Engineering, University of Tokyo, 2.Department of Systems Innovation, School of Engineering, University of Tokyo, 3.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 4.Department of Resources and Environmental Engineering School of Creative Science and Enginerring, Waseda University, 5.Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology, 6.Department of Planetology, Graduate School of Science, Kobe University, 7.Geochemical Evolution Research Program, Japan Agency for Marine-Earth Science and Technology, 8.Department of Earth and Planetary Sciences, School of Science, Tokyo Institute of Technology)

*Hidenori Kumagai¹, Tatsuo Nozaki¹, Jun-ichiro Ishibashi², Ken Ikehara³, Yasuhiro Yamada¹, Kazuya Kitada¹, Yoshinori Sanada¹, Yuka Masaki¹, Shogo Komori³, Yutaro Takaya⁴, Toru Yamasaki³, Toshiro Nagase⁵, Lena Maeda¹, On-board member of CK16-05 cruise (1.JAMSTEC, 2.Kyushu Univ., 3.AIST, 4.Waseda Univ., 5.Tohoku Univ.)

*Masakazu Fujii^1,2, Hiroshi Sato³, Tatsuo Nozaki⁴, Yutaro Takaya⁵ (1.National Institute of Polar Research, 2.The Graduate University for Advanced Studies (SOKENDAI), 3.Senshu University, 4.Japan Agency for Marine-Earth Science and Technology, 5.Waseda University)