4:15 PM - 4:30 PM
*Mizuki Nishiwaki1, Kiichi Fukuya2, Atsushi Toramaru3, Mitsuo Matsumoto4 (1.Department of Earth and Planetary Sciences, Graduate School of Sciences, Kyushu University, 2.Department of Earth and Planetary Science, The University of Tokyo, 3.Department of Earth and Planetary Sciences, Faculty of Science, Kyushu University, 4.Department of Earth Resources Engineering, Faculty of Engineering, Kyushu University)