*Yasuhiko Ohara^1,2, Kyoko Okino³, Norikatsu Akizawa³, Masakazu Fujii⁴, Yumiko Harigane⁵, Naoto Hirano⁶, Ken-ichi Hirauchi⁷, Osamu Ishizuka⁵, Shiki Machida⁸, Katsuyoshi Michibayashi⁹, Alessio Sanfilippo¹⁰, Jonathan E. Snow¹¹, Hiroyuki Yamashita¹² (1.Hydrographic and Oceanographic Department of Japan, 2.Japan Agency for Marine-Earth Science and Technology, 3.Atmosphere and Ocean Research Institute, University of Tokyo, 4.National Institute of Polar Research, 5.Geological Survey of Japan/AIST, 6.Tohoku University, 7.Shizuoka University, 8.Chiba Institute of Technology, 9.Nagoya University, 10.University of Pavia, 11.University of Houston, 12.Kanagawa Prefectural Museum of Natural History)

*Keishiro Azami¹, Shiki Machida², Naoto Hirano³, Tetsu Kogiso⁴, Yasuhiro Kato^1,2 (1.Department of System Innovation, School of Engineering, The University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3.Center for Northeast Asian Studies, Tohoku University, 4.Graduate School of Human and Environmental Studies, Kyoto University)

*Naoto Hirano¹, Taku Yutani^2,1, Yuki Katsuragi¹, Jeffrey Anthony Oalmann³, Fidel Costa Rodriguez³, KS-18-9 Onboard Scientific Party (1.Tohoku University, 2.University of Bayreuth, 3.Nanyang Technological University)

*Yuki Katsuragi¹, Naoto Hirano¹, Kenji Shimizu², Fidel Costa³, Jaffrey Oalmann³, Taku Yutani¹ (1.Tohoku University, 2.Kochi Core Center, Kochi University / JAMSTEC, 3.Nanyang Technological University)

*Yuki Katsuragi¹, Naoto Hirano¹, Kenji Shimizu², Fidel Costa³, Jaffrey Oalmann³, Taku Yutani¹ (1.Tohoku University, 2.Kochi Core Center, Kochi University / JAMSTEC, 3.Nanyang Technological University)