*Satoshi Sasaki¹, Toshiaki Irizuki¹, Hiroaki Shakutsui¹, Moto Kawamata², Kota Katsuki¹, Daisuke Shibata³, Yusuke Suganuma^4,5 (1.Shimane Univ., 2.Civil Engineering Research Institute for Cold Region, 3.Shimoda Marine Research Center, Tsukuba University, 4.National Institute of Polar Research, 5.The Graduate University for Advanced Studies, SOKENDAI)

*Moto Kawamata¹, Shuntaro Hata^2,3, Koichiro Doi^4,5 (1. Civil Engineering Research Institute for Cold Region, Public Works Research Institute, 2.Graduate School of Environmental Science, Hokkaido University, 3.Institute of Low Temperature of Science, Hokkaido University, 4.National Institute of Polar Research, 5.The Graduate University for Advanced Studies, SOKENDAI)

*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)