*Ryuichi Seto¹, Osamu Seki², Masanobu Yamamoto³, Takuya Itaki⁴ (1.Graduate School of Environmental Science, Hokkaido University, 2.Institute of Low Temperature Science, Hokkaido University, 3.Facility of Environmental Earth Science, Hokkaido University, 4.Geological Survey of Japan, AIST)

*Masanobu Yamamoto¹, Takafumi Kikuchi¹, Hiromichi Sakurai¹, Ryoma Hayashi², Osamu Seki¹, Takafumi Omori³, Abdullah Sulaiman⁴, Hasrizal Shaari⁵, Lulie Melling⁶ (1.Faculty of Environmental Earth Science, Hokkaido University, 2.Lake Biwa Museum, 3.The University of Tokyo, 4.Minerals and Geoscience Department Malaysia, 5.Universiti Malaysia Terengganu, 6.Tropical Peat Research Institute)

*Md Nurunnabi Mondal¹, Keiji Horikawa², Katsuya Nejigaki³, Hideki Minami⁴, Masafumi MURAYAMA⁵, Osamu Seki⁶, Yusuke Okazaki⁷ (1.a. Graduate School of Science and Engineering for Education, University of Toyama, Japan, b. Department of Fisheries Management, Bangabandhu Sheikh Mujibur Rahman Agricultural University, Bangladesh, 2.Graduate School of Science and Engineering for Research, University of Toyama, Japan, 3.Graduate School of Integrated Arts and Sciences, Kochi University, Japan, 4.School of Biological Science and Engineering, Tokai University, Japan, 5.Faculty of Agriculture and Marine Science, Kochi University, Japan, 6.Institute of Low Temperature Science, Hokkaido University, Japan, 7.Graduate School of Science, Kyushu University, Japan)

*Furukawa Keisuke¹, Osamu Seki² (1.Graduate School of Environmental Science, Hokkaido University, 2.Institute of Low Temperature Science, Hokkaido University)

*Yuji Kato¹, Osamu Seki², Mutsumi Iizuka², Masanobu Yamamoto³, Michael E. Weber⁴, Maureen E. Raymo⁵, Victoria L. Peck⁶, Trevor Williams⁷, - The IODP Expedition 382 Scientists (1.Center for Advanced Marine Core Research, Kochi University, 2.Institute of Low Temperature Science, Hokkaido University, 3.Faculty of Environmental Earth Science, Hokkaido University, 4.University of Bonn, Germany, 5.Lamont-Doherty Earth Observatory of Columbia University, USA, 6.British Antarctic Survey, UK, 7.International Ocean Discovery Program, Texas A&M University, College Station, USA)

*Keiji Horikawa¹, Nurunnabi MD Mondal², Masafumi MURAYAMA³, Katsuya Nejigaki⁴, Osamu Seki⁵, Yusuke Okazaki⁶ (1.Graduate School of Engineer and Science for Research, University of Toyama, 2.Graduate School of Engineer and Science for Education, University of Toyama, 3.Faculty of Agriculture and Marine Science, Kochi University, 4.Graduate School of Integrated Arts and Sciences, Kochi University , 5.Institute of Low Temperature Science, Hokkaido University, 6.Graduate School of Science, Kyushu University)

Haruki Honda², *Osamu Seki¹, Kaori Ono¹, Yoshinori Iizuka¹ (1.Institute of Low Temperature Science, Hokkaido University, 2.Graduate School of Environmental Science, Hokkaido University)

*Mutsumi Iizuka¹, Osamu Seki¹, Keiji Horikawa³, Tina van de Flierdt², Tomohisa Irino¹, Masanobu Yamamoto¹, Takuya Itaki⁴, Saiko Sugisaki⁴, Minoru Ikehara⁵, Yusuke Suganuma⁶ (1.Hokkaido university, 2.Imperial College London, 3.University of Toyama, 4.Geological Survey of Japan, 5.Center for Advanced Marine Core Research, Kochi University, 6.National Institute of Polar Research)

*Yusuke Suganuma^1,2, Moto Kawamata², Yuki Haneda¹, Takeshige Ishiwa¹, Kota Katsuki⁵, Takuya Itaki³, Osamu Seki⁴, Jun'ichi Okuno^1,2 (1.National institute of Polar Research, 2.The Graduate University for Advanced Studies (SOKENDAI), 3.Geological Survey of Japan, AIST, 4.Hokkaido University, 5.Shimane University)

*Hiroki Matsui¹, Minoru Ikehara¹, Yusuke Suganuma^2,3, Osamu Seki⁴, Jun'ichi Okuno^2,3, Ikumi Oyabu², Kenji Kawamura^2,3 (1.Center for Advanced Marine Core Research, Kochi University, 2.National Institute of Polar Research, 3.Department of Polar Science, School of Multidisciplinary Sciences, The Graduate University for Advanced Studies (SOKENDAI), 4.Institute of Low Temperature Science, Hokkaido University)

*Michael E Weber¹, Maureen E Raymo², Victoria L Peck³, Trevor Williams⁴, Osamu Seki⁵, Yuji Kato⁶, Mutsumi Iizuka⁵, and IODP 382 Scientists (1.Steinmann Institute, University of Bonn, Bonn, Germany, 2.Lamont-Doherty Earth Observatory of Columbia University, Palisades, New York, USA, 3.British Antarctic Survey, Cambridge, UK, 4.International Ocean Discovery Program, Texas A&M University, College Station, USA, 5.Institute of Low Temperature Science, Hokkaido University, Japan, 6.Center for Advanced Marine Core Research, Kochi University, Japan)