*Yoshifumi Nogi¹, Ayako Abe-Ouchi², Naomi Harada³, Shin Sugiyama⁴, Masaki Tsutsumi¹, Kenji Kawamura¹, Takeshi Tamura¹, Jun'ichi Okuno¹ (1.National Institute of Polar Research, 2.Atmosphere and Ocean Research Institute, the University of Tokyo , 3.Japan Agency for Marine-Earth Science and Technology, 4.Institute of Low Temperature Science, Hokkaido University)

*Ayako Abe-Ouchi¹, Seita Emori², Hisashi Nakamura³, Yasuhiro Yamanaka⁴ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.National Institute for Environmental Studies, 3.Research Center for Advanced Science and Technology, University of Tokyo, 4.Faculty of Environmental Earth Science, Hokkaido University)

*Takanori Kodama¹, Daisuke Takasuka², Takeshi Kuroda³, Tomoki Miyakawa¹, Ayako Abe-Ouchi¹, Masaki Satoh¹ (1.The university of Tokyo, 2.JAMSTEC, 3.Tohoku university)

*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)

*Hidetaka Kobayashi¹, Akira Oka¹, Akitomo Yamamoto², Ayako Abe-Ouchi¹ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology)

*Shun Tsutaki¹, Shuji Fujita^1,2, Kenji Kawamura^1,2,3, Ayako Abe-Ouchi^1,4, Kotaro FUKUI⁵, Hideaki Motoyama^1,2, Yu Hoshina⁶, Fumio Nakazawa^1,2, Takashi Obase⁴, Hiroshi Ohno⁷, Ikumi Oyabu¹, Fuyuki SAITO³, Konosuke Sugiura⁸, Toshitaka Suzuki⁹ (1.National Institute of Polar Research, 2.SOKENDAI, 3.JAMSTEC, 4.The University of Tokyo, 5.Tateyama Caldera Sabo Museum, 6.Nagoya University, 7.Kitami Institute of Technology, 8.University of Toyama, 9.Yamagata University)

*Takashi Obase¹, Ayako Abe-Ouchi¹, Fuyuki SAITO², Shun Tsutaki³, Shuji Fujita^3,4, Kenji Kawamura^3,4, Hideaki Motoyama^3,4 (1.Atmosphere and Ocean Research Institute, the University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 3.National Institute of Polar Research, 4.The Graduate University of Advanced Studies (SOKENDAI))

*Alexandre CAUQUOIN^1,2, Ayako Abe-Ouchi¹, Takashi Obase¹, Martin Werner³ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, Kashiwa, Japan., 2.Institute of Industrial Science, The University of Tokyo, Kashiwa, Japan., 3.Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Sciences, Bremerhaven, Germany.)

*Masanobu Yamamoto¹, Steven Clemens², Osamu Seki³, Yuko Tsuchiya¹, Yongsong Huang², Ryouta O'ishi⁴, Ayako Abe-Ouchi⁴ (1.Faculty of Environmental Earth Science, Hokkaido University, 2.Brown University, 3.Institute of Low Temperature Science, Hokkaido University, 4.Atmospheric and Ocean Reserach Institute, University of Tokyo)

*Shuntaro Hyogo¹, Yoshihiro Nakayama², Masakazu Fujii³, Takeshi Tamura³, Ayako Abe-Ouchi⁴, Shigeru Aoki² (1.Graduate School of Environmental Science, Hokkaido University, 2.Institute of Low Temperature Science, Hokkaido University, Sapporo, Japan., 3.National Institute of Polar Research and SOKENDAI, 4.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Ralf Greve^1,2, Christopher Chambers¹, Takashi Obase³, Fuyuki SAITO⁴, Wing-Le Chan³, Ayako Abe-Ouchi³ (1.Institute of Low Temperature Science, Hokkaido University, 2.Arctic Research Center, Hokkaido University, 3.Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Japan Agency for Marine-Earth Science and Technology)

*Lynn Hirose¹, Ayako Abe-Ouchi¹, Masakazu Yoshimori¹, Wing-Le Chan¹, Ryouta O'ishi¹, Takashi Obase¹ (1.the University of Tokyo)

*Ayako Abe-Ouchi¹ (1.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Takashi Obase¹, Ayako Abe-Ouchi¹, Fuyuki SAITO² (1.Atmosphere and Ocean Research Institute, the University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology)

*Yuta Kuniyoshi¹, Ayako Abe-Ouchi¹, Sam Sherriff-Tadano¹, Wing-Le Chan¹, Fuyuki SAITO² (1.The University of Tokyo, 2.JAMSTEC)

*Taro Higuchi¹, Ayako Abe-Ouchi¹, Wing-Le Chan¹, Ryouta O'ishi¹, Takanori Kodama² (1.Atmospheric and Ocean Research Institute, the University of Tokyo, 2.The University of Tokyo)

*Yusuke Suganuma^1,2, Heitaro Kaneda³, Martim Mas e Braga^7,9, Takeshige Ishiwa¹, Takushi Koyama⁴, Jennifer C Newall^7,9,10, Jun'ichi Okuno^1,2, Takashi Obase⁸, Fuyuki SAITO¹¹, Irina Rogozhina¹², Jane Lund Andersen^7,9,13, Moto Kawamata^5,1, Motohiro Hirabayashi¹, Nathaniel A Lifton^10,14, Ola Fredin^12,6, Jonathan M Harbor^9,10,7, Arjen P Stroeven^7,9, Ayako Abe-Ouchi^8,1 (1.National institute of Polar Research, 2.The Graduate University for Advanced Studies (SOKENDAI), 3.Chuo University, 4.Oita University, 5.Civil Engineering Research Institute for Cold Region, 6.Geological Survey of Norway, 7.Geomorphology and Glaciology, Department of Physical Geography, Stockholm University, 8.Atmosphere Ocean Research Institute, Univ. of Tokyo, 9.Bolin Centre for Climate Research, Stockholm University, 10.Department of Earth, Atmospheric, and Planetary Sciences, Purdue University, 11.Japan Agency for Marine-Earth Science and Technology, 12.Department of Geography, Norwegian University of Science and Technology, 13.Department of Geosciences, Aarhus University, 14.Department of Physics and Astronomy, Purdue University)

*Hidetaka Kobayashi¹, Akira Oka¹, Takashi Obase¹, Ayako Abe-Ouchi¹ (1.Atmosphere and Ocean Research Institute, The University of Tokyo)