*Moto Kawamata¹, Yusuke Suganuma^2,1, Koichiro Doi^2,1, Keiji Misawa^2,1, Motohiro Hirabayashi², Akihisa Hattori¹, Takanobu Sawagaki³ (1.Department of Polar Science, School of Multidisciplinary Science, SOKENDAI (The Graduate Unversity for Advanced Studies), 2.National Institute of Polar Research, 3.Hosei University)

*Yuki Haneda¹, Makoto Okada², Yoshimi Kubota³, Yusuke Suganuma¹ (1.National Institute of Polar Research, 2.Department of Earth Science, College of Science, Ibaraki University, 3.National Museum of Nature and Science)

*Yoichi Fukuda¹, Jun Nishijima², Takahito Kazama¹, Kazuki Nakamura³, Koichiro Doi⁴, Yusuke Suganuma⁴, Jun'ichi Okuno⁴, Akito Araya⁵, Heitaro Kaneda⁶, Yuichi Aoyama⁴, Hideki Miura⁴ (1.Department of Geophysics, Graduate School of Science, Kyoto University, 2.Graduate School of Engineering, Kyushu University, 3.Faculty of Engineering, Nihon University, 4.National Institute of Polar Research, 5.ERI, University of Tokyo, 6.Graduate School of Science, Chiba 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)

*Takeshige Ishiwa¹, Yuki Tokuda², Takuya Itaki³, Satoshi Sasaki⁴, Yusuke Suganuma¹, Shintaro Yamasaki⁵ (1.National Institute of Polar Research, 2.Tottori University of Environmental Studies, 3.National Institute of Advanced Industrial Science and Technology, 4.Shimane University, 5.Disaster Prevention Research Institute, Kyoto University)

*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)