*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)

*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))

*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)

*Kazuya Kusahara¹, Hiroaki Tatebe¹, Tomohiro Hajima¹, Fuyuki SAITO¹, Michio Kawamiya¹ (1.Japan Agency for Marine-Earth Science and Technology)

*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)

*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)