2:10 PM - 2:25 PM
*Muhammad Adam Ismail1, Amajida Roslim2, Ken Sawada1,3 (1.Division of Natural History Science, Graduate School of Science, Hokkaido University, 2.Department of Geoscience, Faculty of Science, Universiti Brunei Darussalam, 3.Department of Earth and Planetary Sciences, Faculty of Science, Hokkaido University)