5:15 PM - 6:30 PM
*Naoki Koizumi1, Hao Cheng1, Peng Han1, Chie Yoshino1, Katsumi Hattori1, Mao Okuda2, Kotaro Sugano2, Midori Hayakawa2, Toru Mogi2, Shin'ya Sakanaka3 (1.Graduate School of Science, Chiba University, 2.Graduate School of Science, Hokkaido University, 3.Department of Earth Science and Technology, Graduate school of Engineering and Resource Science, Akita University)