4:00 PM - 4:15 PM
*Shun Muto1, Satoshi Takahashi1, Satoshi Yamakita2, Katsuhito Soda3, Tetsuji Onoue3 (1.Department of Earth and Planetary Science, Graduate School of Science, University of Tokyo, 2.Faculty of Education, University of Miyazaki, 3.Faculty of Advanced Science and Technology)