2:00 PM - 2:15 PM
*Ichiko Shimizu1, Ayumi S. Okamoto, Andre R. Niemeijer2, Christopher J. Spiers2, Shun Arai3, Toru Takeshita4 (1.Division of Earth and Planetary Sciences, Graduate School of Science, Kyoto University, 2.Faculty of Geosciences, Utrecht University, 3.Tohoku University, 4.Hokkaido University)