12:00 PM - 12:15 PM
*Tsubasa Otake1, Shunsuke Nakamura1, Ryoichi Yamada2, Ki-Cheol Shin3, Shuji Ono1, Tsutomu Sato1 (1.Division of Sustainable Resources Engineering, Faculty of Engineering, Hokkaido University, 2.Department of Earth Science, Graduate School of Science, Tohoku University, 3.RIHN center, Research Institute for Humanity and Nature)