*Nobuhiko Sugito¹, Masao Iwai², Hitomi Wakaki-Uchimura², Hiroki Matsui², Yasuhiro Suzuki³ (1.Faculty of Sustainability Studies, Hosei University, 2.Center for Advanced Marine Core Research, Kochi University, 3.Disaster Mitigation Research Center, Nagoya University)

*Nobuhiko Sugito¹, Masao Iwai², Hitomi Wakaki-Uchimura², Hiroki Matsui², Yasuhiro Suzuki³ (1.Faculty of Sustainability Studies, Hosei University, 2.Center for Advanced Marine Core Research, Kochi University, 3.Disaster Mitigation Research Center, Nagoya University)

*Hiroki Matsui¹, Yuji Kato^1,2, Itsuki Suto³, Minoru Ikehara¹ (1.Center for Advanced Marine Core Research, Kochi University, 2.JSPS PD, 3.Graduate School of Environmental Studies, Nagoya University)

*Minoru Ikehara¹, Kay I. Ohshima², Takuya Itaki³, Hiroshi Sato⁴, Masakazu Fujii⁵, Michiyo Yamamoto-Kawai⁶, Hiroki Matsui¹, Takahito Ikenoue⁷, . Scientific Party of R/V Hakuho-maru KH-19-1 cruise (1.Center for Advanced Marine Core Research, Kochi University, 2.ILTS, Hokkaido University, 3.GSJ, AIST, 4.Senshu University, 5.National Institute of Polar Research, 6.Tokyo University of Marine Science and Technology, 7.Marine Ecology Research Institute)

*Hiroshi Sato¹, Masakazu Fujii^2,3, Hiroki Matsui⁴, Minoru Ikehara⁴ (1.School of Business Administration, Senshu University, 2.NIPR, 3.SOKENDAI, 4.Center for Advanced Marine Core Research, Kochi University)

*Hiroshi Sato¹, Masakazu Fujii^2,3, Hiroki Matsui⁴, Minoru Ikehara⁴ (1.School of Business Administration, Senshu University, 2.NIPR, 3.SOKENDAI, 4.Center for Advanced Marine Core Research, Kochi University)