5:15 PM - 7:15 PM
*Itsuki Natsume1, Katsuyoshi Michibayashi2,3, Yohei Igami4 (1.Kanagawa Prefectural Museum of Natural History, 2.Department of Earth and Planetary Sciences, GSES , Nagoya University, 3.Volcanoes and Earth's Interior Research Center, IMG, JAMSTEC, 4.Graduate School of Science, Kyoto University)