4:30 PM - 4:45 PM
*Tetsuya Kogure1, Kazutaka Tanaka2, Hiroto Ohira1, Yutaro Naka1, Ryoichi Tsukamoto1 (1.Department of Geoscience, Interdisciplinary Graduate School of Science and Engineering, Shimane University, 2.Department of Geoscience, Interdisciplinary Faculty of Science and Engineering, Shimane University)