*Yoshiaki Suzuki¹, Takuya Sagawa², Ken Ikehara³, Takeshi Nakagawa⁴, Tomohisa Irino⁵, KR15-10 cruise members (1.The University of Tokyo, 2.Kanazawa University, 3.National Institute of Advanced Industrial, Science and Technology, 4.Ritsumeikan University, 5.Hokkaido University)

Yoshie Nakai¹, *Tomohisa Irino², Yoshiaki Suzuki³, Kazuyoshi Yamada⁴, Kana Nagashima⁵, Takeshi Nakagawa⁶, Ryuji Tada³ (1.Graduate School of Environmental Science, Hokkaido University, 2.Faculty of Environmental Earth Science, Hokkaido University, 3.Department of Earth and Planetary Science, Graduate school of Science, The University of Tokyo, 4.Museum of Natural and Environmental history, Shizuoka, 5.Japan Agency for Marine-Earth Science and Technology, Research and Development Center for Global Change, 6.Ritsumeikan University)

Yoshio Inouchi¹, *Yoshiki Terada² (1.Faculty of Human Sciences, Waseda University, 2.School of Human Sciences, Waseda University)

*KEISUKE OTSUKA¹, YOSHIKI TERADA², YOSHIO INOUCHI³ (1.Graduate School of Human Sciences, Waseda University, 2.School of Human Sciences, Waseda University, 3.Faculty of Human Sciences, Waseda University)

*Takashi Suzuki¹, Yoshio Inouchi², Keisuke Otsuka³, Yoshiki Terada³ (1.Graduate School of Human Science, Waseda University, 2.Faculty of Human Sciences, Waseda University, 3.School of Human Sciences, Waseda University)

*Koji Seto¹, Kota Katsuki¹, Takeshi Sonoda² (1.Research Center for Coastal Lagoon Environments, Shimane University, 2.Tokyo Univ. of Agriculture)

*Tatsuhiko Yamaguchi¹, Kentaro Kuroki², Katsura Yamada² (1.Center for Advanced Marine Core Research, Kochi University, 2.Shinshu University)

*Hidetada Yamamoto¹, Makoto Okada² (1.Graduate School of Science and Engineering, Ibaraki University, 2.College of Science, Ibaraki University)

*Tomohiro Kanzaki¹, Shunsuke Kurokawa¹, Ryuji Tada¹ (1.Department of Earth and Planetary Science, The University of Tokyo)

*Ryuji Asami¹, Taketo Matsumori², Shinji Ishihara¹, Akira Kinjo¹, Tohru Naruse³, Masaru Mizuyama², Yuji Ise⁴, Takashi Sakamaki⁵ (1.Department of Physics and Earth Sciences, University of the Ryukyus, 2.Graduate School of Engineering and Science, University of the Ryukyus, 3.Tropical Biosphere Research Center, University of the Ryukyus, 4.Graduate School of Science, Nagoya University, 5.School of Engineering, Tohoku University)

*Ai Genda¹, Atsushi Suzuki², Mayuri Inoue¹ (1.Graduate School of National Science and Technology, Okayama University, 2.Geological Survey of Japan National Institute of advanced Industrial Science and Technology)

*Ryu Uemura¹, Satoru Mishima¹, Kanako Oomine¹, Ryuji Asami¹, Chen Jin-Ping², Chuan-Chou Shen² (1.University of the Ryukyus, 2.Dept. of Geosci., National Taiwan University)

*Kanako Omine¹, Ryu Uemura¹, Satoru Mishima¹, Akihiro Kano², Tomomi Sone³, Kenji Kashiwagi⁴ (1.Department of Chemistry, Biology and Marine Science, University of the Ryukyus, 2.Graduate School of Social and Cultural Studies, Kyushu University, 3.Marine Works Japan, 4.University of Toyama)

*Tatsuro Shindoh¹ (1.Graduate school of Earth and Planetary Science, Kyoto University)

*Tian Luan¹, Taiki Mori¹, Akihiro Kano¹, Kenji Kashiwagi² (1.Graduate School of Integrated Sciences for Global Society, Kyushu University, 2.Toyama University)

*Ryo Hisamochi¹, Yumiko Watanabe¹, Naoyuki Kurita², Masaki Sano³, Takeshi Nakatsuka³, Miyuki Matsuo⁴, Hiroyuki Yamamoto⁴, Junji Sugiyama⁵, Toshitaka Tsuda⁵, Takahiro Tagami¹ (1.Graduate School of Science, Kyoto University, 2.Graduate School of Environmental Studies, Nagoya University, 3.Research Institute for Humanity and Nature, 4.Graduate School of Bioagricultural Sciences, Nagoya University, 5.Research Institute for Sustainable Humanosphere, Kyoto University)

*Takayuki Arai¹, Yumiko Watanabe¹, Ryo Hisamochi¹, Toshitaka Tsuda², Takahiro Tagami¹ (1.Graduate School of Science, Kyoto University, 2.Research Institute for Sustainable Humanosphere, Kyoto University)

*Masaki Sano¹, Kaoru Kamatani¹, Takeshi Nakatsuka¹ (1.Research Institute for Humanity and Nature)

*Yuma Hasebe^1,2, Yuko MOTIZUKI^1,2, Yoichi Nakai¹, Kazuya Takahashi¹ (1.RIKEN, 2.Saitama Univ.)

*Jonathan D Woodruff¹, Kinuyo Kanamaru¹, Timothy Cook² (1.University of Massachusetts Amherst, USA, 2.Worcester State University, USA)

*Ryusei Kuma^1,2, Takashi Sakai¹, Hitoshi Hasegawa² (1.Kyushu Univ., 2.Nagoya Univ.)

*Toshihiro Tada¹, Ryuji Tada¹, Paul Carling², Chang Yu¹ (1.Department of Earth and Planetary Science, The University of Tokyo, 2.Geography & Environment, University of Southampton)

*Hideto Nakamura¹, Takuto Ando¹, Kotaro Hirose², Satoshi Asaoka², Ken Sawada¹ (1.Faculty of Science, Hokkaido University, 2.Research Center for Inland Seas, Kobe Univ.)

*Kotaro Hirose¹, Hideto Nakamura², Takuto Ando², Satoshi Asaoka¹, Ken Sawada² (1.Research Center for Inland Seas & Department of Planetology, Kobe University, 2.Department of Earth and Planetary Sciences, Faculty of Science, Hokkaido Univ.)

*Yusuke Okazaki¹, Kozo Takahashi² (1.Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University, 2.Hokusei Gakuen University)

*Tsubasa Hayakawa¹, Nagayoshi Katsuta¹, Yoko Saito-Kokubu², Noriko Hasebe³, Takuma Murakami², Yoshiki Miyata³, Hitoshi Hasegawa⁴, Seiya Nagao³, Shin-ichi Kawakami¹, Kenji Kashiwaya³ (1.Faculty of Education, Gifu University, 2.Japan Atomic Energy Agency, 3.Institute of Nature and Environmental Technology, Kanazawa University, 4.Nagoya University Museum)

Koudai Yamashita³, *Masafumi MURAYAMA¹, Naomi Harada² (1.Center for Advanced Marine Core Research, Kochi University, 2.Japan Agency for Marine-Earth Science and Technology, 3.Graduate School of Integrated Arts and Sciences, Kochi University)

*Kazutaka Yasukawa^1,2, Kentaro Nakamura¹, Yasuhiro Kato^1,2,3, Minoru Ikehara⁴ (1.School of Engineering, The University of Tokyo, 2.Chiba Institute of Technology, 3.JAMSTEC, 4.Center for Advanced Marine Core Research, Kochi University)

*Wing-Le Chan¹, Ayako Abe-Ouchi^1,2 (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Research Institute for Global Change, JAMSTEC)

*Yuji Kato¹, Saki Ishino¹, Itsuki Suto¹ (1.Graduate School of Environmental Studies, Nagoya University)

*Jonaotaro Onodera¹, Osamu Seki², Keiji Horikawa³ (1.Research and Development Center for Global Change, JAMSTEC, 2.Institute of Low Temperature Science, Hokkaido Univ., 3.Dept. of Environmental Biology and Chemistry, Univ. of Toyama)