*Keiko Koshida¹, Akira Ishikawa^2,3, Shinji Yamamoto⁴, Shogo Aoki², Hiroki Uehara², Tsuyoshi Komiya² (1.Department of Earth and Planetary Science, The University of Tokyo, 2.Department of Arts and Sciences, University of Tokyo, 3.Japan Agency for Marine-Earth Science and Technology, 4.YOKOHAMA National University)

*Hisashi Asanuma¹, Shuhei Sakata², Yusuke Sawaki¹, Kazue Suzuki², Takafumi Hirata³, Shigenori Maruyama¹ (1.Tokyo institute of Technology, 2.The University of Tokyo, 3.Kyoto University)

*Kazumasa Aoki¹, Shinji Yamamoto², Tsuyoshi Komiya³ (1.Department of Applied Science Okayama University of Science, 2.Graduate School of Environment and Information Sciences, Yokohama National University, 3.Department of Earth and Astronomy, The University of Tokyo)

Naoki Sato¹, Shinji Yamamoto², Hiroki Uehara¹, Shuhei Sakata¹, Yoshiaki Kon⁴, Kazuaki Okamoto⁵, Takafumi Hirata³, *Tsuyoshi Komiya¹ (1.Department of Earth Science & Astronomy Graduate School of Arts and Sciences The University of Tokyo, 2.Graduate School of Environment and Information Sciences, Yohohama National University, 3.Graduate School of Science, Kyoto University, 4.National Institute of Advanced Industrial Science and Technology, 5.Faculty of Education, Saitama University)

*Tsuyoshi Komiya¹ (1.Department of Earth Science & Astronomy Graduate School of Arts and Sciences The University of Tokyo)

Takayuki Tashiro¹, Akizumi Ishida², Masako Hori², Motoko Igisu³, Yuji Sano², *Tsuyoshi Komiya¹ (1.Department of Earth Science & Astronomy, Graduate School of Arts and Sciences, The University of Tokyo, 2.Atmosphere and Ocean Research Institute, The University of Tokyo, 3.Japan Agency for Marine-Earth Science and Technology)

*Saori Umeda¹, Akira Ishikawa¹, Tsuyoshi Komiya¹ (1.Graduate school of Arts and Sciences, The University of Tokyo)

*Takuya Saito¹, Takazo Shibuya², Tsuyoshi Komiya³, Shigenori Maruyama¹, Masanori Kurosawa⁴ (1.Earth-Life Science Institute, Tokyo Institute of Technology, 2.Precambrian Ecosystem Laboratory, Japan Agency for Marine-Earth Science and Technology, 3.Department of Earth Science & Astronomy Graduate School of Arts and Sciences The University of Tokyo, 4.Graduate School of Life and Environmental Sciences, University of Tsukuba)

*Yuusuke Nakagawa¹, Peng K. Hong², Kazumi Ozaki³, Eiichi Tajika¹ (1.Graduate School of Frontier Sciences,University of Tokyo, 2.The University Museum, The University of Tokyo, 3.AORI, The University of Tokyo)

*Yusuke Sawaki¹, Tomohiko Sato¹, Hisashi Asanuma¹, Shuhei Sakata², Takafumi Hirata² (1.Tokyo Institute of Technology, 2.The University og Tokyo)

*Kazumi Yoshiya¹, Yusuke Sawaki², Manabu Nishizawa³, Tsuyoshi Komiya⁴, Shigenori Maruyama¹ (1.Earth-life Science Institute, Tokyo Institute of Technology, 2.Earth & Planetary Sciences, Tokyo Institute of Technology, 3.JAMSTEC, 4.The University of Tokyo)

*TAISHI SUZUKI¹, Shoichi Kiyokawa¹, Minoru Ikehara², Takashi Sano³, Dawood Maher⁴, Mohamed Abouelhassan⁴ (1.Kyushu Univ., 2.Kochi Univ., 3.National Museum of Nature and Science, 4.Menoufia Univ.)

*Ayano Ohkawara¹, Shuhei Sakata², Takeshi Ohno³, Nami Okubo⁴, Shin Kubota⁵, Tsuyoshi Komiya² (1.Department of Earth and Planetary Science, The University of Tokyo, 2.Graduate School of Arts and Sciences, The University of Tokyo, 3.Department of Chemistry, Faculty of Science, Gakushuin University, 4.Department of Economics, Tokyo Keizai University, 5.Field Science Education and Research Center, Kyoto University)

*Yechuan Geng¹, Tsuyoshi Komiya¹, Takeshi Ohno² (1.Department of Earth Science & Astronomy Graduate School of Arts and Sciences The University of Tokyo, 2.Gakushuin University)

*Erika Tanaka¹, Kazutaka Yasukawa^1,2, Kentaro Nakamura¹, Takashi Miyazaki³, Junichiro Ohta³, Koichiro Fujinaga^2,1, Hikaru Iwamori^3,4, Yasuhiro Kato^1,3 (1.School of Engineering, The University of Tokyo, 2.Chiba Institute of Technology, 3.JAMSTEC, 4.Department of Earth & Planetary Sciences, Tokyo Institute of Technology)

*Shumpei Murakami¹, Koichiro Fujinaga^2,1, Junichiro Ohta^3,1, Kazutaka Yasukawa^1,2, Kentaro Nakamura¹, Yasuhiro Kato^1,2,3, Kurokawa Kyouhei⁴, Hikaru Iwamori^3,5, Nagaishi Kazuya⁶, Tsuyoshi Ishikawa³ (1.School of Engineering the University of Tokyo, 2.Chiba Institute of Technology, 3.JAMSTEC, 4.Mitsui Kushikino Mining Co., Ltd., 5.Tokyo Institute of Technology, 6.Marine Work Japan Co., Ltd.)

*Kazuhide Mimura¹, Kentaro Nakamura¹, Kazutaka Yasukawa^1,3, Junichiro Ohta^2,1, Koichiro Fujinaga^3,1, Shiki Machida², Yasuhiro Kato^1,2,3 (1.School of Engineering, the University of Tokyo, 2.JAMSTEC, 3.Chiba Institute of Technology)

*Yutaro Takaya^1,2,3, Koichiro Fujinaga^4,3,2, Yasuhiro Kato^3,2 (1.Department of Resources and Environmental Engineering School of Creative Science and Enginerring, Waseda University, 2.Research and Development (R&D) Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology, 3.Department of Systems Innovation, Graduate School of Engineering, University of Tokyo, 4.Chiba Institute of Technology)