2:15 PM - 2:30 PM
*Masaki Yamada1, Kaho Yamaguchi1, Ryo Kaneko2, Daisuke Ishimura3, Shigehiro Fujino4 (1.Department of Geology, Faculty of Science, Shinshu University, 2.Graduate School of Science and Technology, Shinshu University, 3.Department of Geography, Tokyo Metropolitan University, 4.Faculty of Life and Environmental Sciences, University of Tsukuba)