5:15 PM - 6:30 PM
*Taro Imazu1, Makoto Kawamura2, Yi Keewook3, Toru Takeshita2 (1.Earth and Planetary System Science Department of Natural History Sciences Graduate School of Science, Hokkaido University, 2.Division of Earth and Planetary Science Graduate School of Science Hokkaido University, 3.Korea Basic Science Institute)