*Mizuki Ishida¹, Rurik Romeo^2,3, Mathieu Leisen^2,3, Junji Torimoto⁴, Tatsuo Nozaki^4,5,6,7, Kazutaka Yasukawa^1,6, Koichiro Fujinaga^6,1, Kentaro Nakamura¹, Martin Reich^2,3, Yasuhiro Kato^1,6,5 (1.Department of Systems Innovation, School of Engineering, The University of Tokyo, 2.Department of Geology and Andean Geothermal Center of Excellence (CEGA), FCFM, 3.Millennium Nucleus for Metal Tracing Along Subduction, FCFM, Universidad de Chile, FCFM, 4.Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 5.Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo, 6.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 7.Department of Planetology, Graduate School of Science, Kobe University)

*Sota Nishida¹, Mizuki Ishida¹, Kazutaka Yasukawa^1,2, Kentaro Nakamura¹, Koichiro Fujinaga^2,1, Yasuhiro Kato^3,1,2 (1.Department of Systems Innovation, School of Engineering, The University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3.Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo)

*Sota Nishida¹, Mizuki Ishida¹, Kazutaka Yasukawa^1,2, Kentaro Nakamura¹, Koichiro Fujinaga^2,1, Yasuhiro Kato^3,1,2 (1.Department of Systems Innovation, School of Engineering, The University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3.Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo)

*Yoichi Usui¹, Koichi Iijima¹, Hideaki Machiyama¹, Yuji Ichiyama^2,1, Erika Tanaka³, Koichiro Fujinaga^4,3, Kazutaka Yasukawa^3,4 (1.Japan Agency for Marine-Earth Science and Technology, 2.Chiba University, 3.The University of Tokyo, 4.Chiba Institute of Technology)

*Koichiro Fujinaga^1,2, Kazutaka Yasukawa^3,1, Tatsuo Nozaki^4,2,1,5, Shiki Machida^1,2, Yutaro Takaya^6,2,1, Junichiro Ohta^1,2, Moei Yano³, Ryo Shimomura³, Erika Tanaka³, Kazuhide Mimura³, Koichi Horinouchi³, Kenji Matsumoto³, Yoichi Usui⁴, Hirofumi Yamamoto⁴, Kentaro Nakamura³, Yasuhiro Kato^2,3,1, KM17-14C cruise members (1.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 2.Frontier Research Centerfor Energy and Resources, School of Engineering, The University of Tokyo, 3.Department of Systems Innovation, School of Engineering, The University of Tokyo, 4.Japan Agencyfor Marine-Earth Science and Technology, 5.Department of Planetology, Graduate Schoolof Science, Kobe University, 6.Department of Resources and Environmental Engineering School of Creative Science and Engineering, Waseda University)

*Erika Tanaka¹, Kentaro Nakamura¹, Kazutaka Yasukawa^1,2, Koichiro Fujinaga², Koichi Iijima³, Shiki Machida², Yasuhiro Kato^1,2 (1.School of Engineering, The University of Tokyo, 2.ORCeNG, Chiba Institute of Technology, 3.JAMSTEC)

*Sakai Takumi¹, Erika Tanaka¹, Kazutaka Yasukawa^1,2, Junichiro Ohta^2,1, Koichiro Fujinaga^2,1, Kentaro Nakamura¹, Yasuhiro Kato^3,1,2 (1.Department of Systems Innovation, School of Engineering, University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3.Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo )

*Satoshi Kino¹, Kazutaka Yasukawa^1,2, Keishiro Azami¹, Erika Tanaka¹, Koichiro Fujinaga^2,1, Kentaro Nakamura¹, Yasuhiro Kato^1,2 (1.Department of Systems Innovation, School of Engineering, University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology)

*Sakai Takumi¹, Erika Tanaka¹, Kazutaka Yasukawa^1,2, Junichiro Ohta^2,1, Koichiro Fujinaga^2,1, Kentaro Nakamura¹, Yasuhiro Kato^3,1,2 (1.Department of Systems Innovation, School of Engineering, University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3.Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo )

*Satoshi Kino¹, Kazutaka Yasukawa^1,2, Keishiro Azami¹, Erika Tanaka¹, Koichiro Fujinaga^2,1, Kentaro Nakamura¹, Yasuhiro Kato^1,2 (1.Department of Systems Innovation, School of Engineering, University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology)

*Yasuhiro Kato^1,2, Kentaro Nakamura¹, Koichiro Fujinaga^2,1, Kazutaka Yasukawa^1,2, Yutaro Takaya^3,1,2, Junichiro Ohta^2,1, Erika Tanaka¹, Kazuhide Mimura¹, Koichi Iijima^4,1, Shiki Machida^2,1, Tatsuo Nozaki^4,1,2,5, Jun-Ichi Kimura⁴, Hikaru Iwamori^1,4,6 (1.The University of Tokyo, 2.ORCeNG, Chiba Institute of Technology, 3.Waseda University, 4.JAMSTEC, 5.Kobe University, 6.Tokyo Institute of Technology)

*Moei Yano¹, Kazutaka Yasukawa^1,3, Koichiro Fujinaga^3,2, Kentaro Nakamura¹, Yasuhiro Kato^2,1,3 (1.Department of Systems Innvation, School of Engineering, The University of Tokyo, 2.Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo, 3.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology)

*Moei Yano¹, Kazutaka Yasukawa^1,3, Koichiro Fujinaga^3,2, Kentaro Nakamura¹, Yasuhiro Kato^2,1,3 (1.Department of Systems Innvation, School of Engineering, The University of Tokyo, 2.Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo, 3.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology)

*Shugo Minabe¹, Kazuhide Mimura¹, Kentaro Nakamura¹, Junichiro Ohta^2,1, Kazutaka Yasukawa^1,2, Koichiro Fujinaga^2,1, Shiki Machida², Yasuhiro Kato^3,1,2 (1.Department of Systems Innovation, School of Engineering, The University of Tokyo, 2.Ocean Resource Research Center for Next Generation, Chiba Institute of Technology, 3.Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo)

*Shugo Minabe¹, Kazuhide Mimura¹, Kentaro Nakamura¹, Junichiro Ohta^2,1, Kazutaka Yasukawa^1,2, Koichiro Fujinaga^2,1, Shiki Machida², Yasuhiro Kato^3,1,2 (1.Department of Systems Innovation, School of Engineering, The University of Tokyo, 2.Ocean Resource Research Center for Next Generation, Chiba Institute of Technology, 3.Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo)

*Kazuhide Mimura¹, Katsushi Yamamoto¹, Kentaro Nakamura¹, Kazutaka Yasukawa^1,2, Junichiro Ohta², Koichiro Fujinaga^2,1, Shiki Machida², Yoichi Usui³, Yasuhiro Kato^1,2 (1.Department of Systems Innovation, School of Engineering, the University of Tokyo, 2.ORCeNG, Chiba Institute of Technology, 3.JAMSTEC)

*Yusuke Kuwahara¹, Kazutaka Yasukawa^1,2, Koichiro Fujinaga^2,3, Tatsuo Nozaki^4,3,5,2, Junichiro Ohta^2,6,3, Honami Sato^2,4, Jun-Ichi Kimura⁶, Kentaro Nakamura¹, Yasuhiro Kato^3,1,2 (1.Department of Systems Innovation, School of Engineering, The University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3.Frontier Research Center for Energy and Resources, School of Engineering, The University of Tokyo, 4.Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology , 5.Department of Planetology, Graduate School of Science, Kobe University, 6.Department of Solid Earth Geochemistry, Japan Agency for Marine-Earth Science and Technology)

*Kazutaka Yasukawa^1,2, Kentaro Nakamura¹, Koichiro Fujinaga^2,1, Hikaru Iwamori^3,4, Yasuhiro Kato^1,2 (1.School of Engineering, The University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3.Earthquake Research Institute, The University of Tokyo, 4.Department of Earth and Planetary Sciences, Tokyo Institute of Technology)

*Kentaro Nakamura¹, Koichi Horinouchi¹, Ryo Shimomura¹, Shiki Machida², Kazutaka Yasukawa^1,2, Koichiro Fujinaga^1,2, Yasuhiro Kato^1,2 (1.Department of Systems Innovation, School of Engineering, University of Tokyo, 2.ORCeNG, Chiba Institute of Technology)