*Tomotaka Saruya¹, Shuji Fujita^1,2, Yoshinori Iizuka³, Atsushi Miyamoto⁴, Hiroshi Ohno⁵, Akira Hori⁵, Wataru Shigeyama², Motohiro Hirabayashi¹, Kumiko Goto-Azuma^1,2 (1.National Institute of Polar Research, 2.The Graduate University for Advanced Studies, 3.Institute of Low Temperature Science, Hokkaido University, 4.Institute for the Advancement of Higher Education, Hokkaido University, 5.Kitami Institute of Technology)

*Shuji Fujita^1,2, Tomotaka Saruya¹, Ryo Inoue² (1.National Institute of Polar Research, Research Organization of Information and Systems(ROIS), 2.2Department of Polar Science, The Graduate University for Advanced Studies (SOKENDAI))

*Ayaka Yonekura¹, Kenji Kawamura^1,2,3, Ikumi Oyabu², Kyotaro Kitamura², Jun Ogata², Motohiro Hirabayashi², Kaori Fukuda², Yoshimi Tsukagawa², Tomotaka Saruya², Fumio Nakazawa^1,2, Shuji Fujita^1,2, Kumiko Goto-Azuma^1,2, Hideaki Motoyama^1,2 (1.The Graduate University for Advanced Studies, SOKENDAI, 2.National Insutitute of Polar Research, 3.JAMSTEC)

*Tomotaka Saruya¹, Shuji Fujita^1,2, Yoshinori Iizuka³, Atsushi Miyamoto⁴, Hiroshi Ohno⁵, Akira Hori⁵, Wataru Shigeyama², Motohiro Hirabayashi¹, Kumiko Goto-Azuma^1,2 (1.National Institute of Polar Research, 2.The Graduate University for Advanced Studies, 3. Institute of Low Temperature Science, Hokkaido University, 4. Institute for the Advancement of Higher Education, Hokkaido University, 5.Kitami Institute of Technology)

*Daijiro Fukuhara¹, Shintaro Azuma¹, Ikuo Katayama², Tomotaka Saruya³ (1.Department of Earth and Planetary Sciences, School of Science, Tokyo Institute of Technology, 2.Hiroshima University, 3.National Institute of Polar Research)