*Jun'ichi Okuno^1,2,3, Yoshiya Irie² (1.Research Organization of Information and Systems, 2.National Institute of Polar Research, 3.SOKENDAI)

*Keiko Yamamoto¹, Jun'ichi Okuno², Yoshiya Irie², Tianyan Shi², Koichiro Doi², Yoichi Fukuda² (1.National Astronomical Observatory of Japan, 2.National Institute of Polar Research)

*Fuyuki SAITO¹, Takashi Obase², Ayako Abe-Ouchi² (1.Japan Agency for Marine-Earth Science and Technology, 2.Atmosphere and Ocean Research Institute, The University of Tokyo, Japan)

Tom Dangleterre^1,2, *Ralf Greve^1,3, Constantijn J Berends⁴, Jorge Bernales⁴ (1.Institute of Low Temperature Science, Hokkaido University, 2.Graduate School of Environmental Science, Hokkaido University, 3.Arctic Research Center, Hokkaido University, 4.Institute for Marine and Atmospheric Research Utrecht, Utrecht University)

*Shotaro Ohkawa¹, Koichiro Doi^2,1, Yuichi Aoyama^2,1 (1.The Graduate University for Advanced Studies, SOKENDAI, 2.National Institute of Polar Research)

*Masahiro Minowa¹, Evgeny Podolskiy², Ken Kondo^3,1, Shin Sugiyama¹ (1.Institute of Low Temperature Science, Hokkaido University, 2.Arctic Research Center, Hokkaido University, 3.Graduate School of Environmental Science, Hokkaido University)

Hana Ishii², *Osamu Seki¹, Yamamoto Masanobu³, Wever Mike⁴ (1.Institute of Low Temperature Science, Hokkaido University, 2.Graduate School of Environmental Science, 3.Faculty of Environmental Science, 4.Bonn University)

*Minoru Ikehara¹, Michael E Weber² (1.Center for Advanced Marine Core Research, Kochi University, 2.University of Bonn)

*Saki Ishino¹, Osamu Seki², Masanobu Yamamoto³, IODP Expedition 374 Scientists (1.National Institute of Advanced Industrial Science and Technology, Geological Survey of Japan, 2.Institute of Low Temperature Science, Hokkaido University, 3.Faculty of Environmental Earth Science, Hokkaido University)

*Satoshi Sasaki¹, Takuya Itaki², Yuki Tokuda³, Takeshige Ishiwa^4,5, Yusuke Suganuma^4,5 (1.Institute for Space–Earth Environmental Research, Nagoya University, 2.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 3.Tottori University of Environmental Studies, 4.National institute of Polar Research, 5.The Graduate University for Advanced Studies (SOKENDAI))

*Taiyo Kobayashi¹ (1.Japan Agency for Marine-Earth Science and Technology)

*Kazuki Nakata¹, Misako Kachi¹, Yukio Kurihara¹ (1.Earth Observation Research Center, Japan Aerospace Exploration Agency)

*Kazuya Kusahara¹, Daisuke Hirano², Masakazu Fujii², Alexander D. Fraser³, Takeshi Tamura², Kohei Mizobata⁴, Guy D. Williams⁵, Shigeru Aoki⁶ (1.Japan Agency for Marine-Earth Science and Technology, 2.National Institute of Polar Research, 3. University of Tasmania, 4.Tokyo University of Marine Science and Technology, 5.First Institute of Oceanography, Qingdao, 6.Hokkaido University)