5:15 PM - 6:30 PM
*Ryu Uemura1, Kosuke Masaka1, Kotaro FUKUI2, Yoshinori Iizuka3, Motohiro Hirabayashi4, Hideaki Motoyama4 (1.University of the Ryukyus, 2.Tateyama Caldera Sabo Museum, 3.Institute of Low Temperature Science, Hokkaido University, 4.National Institute of Polar Research)