11:15 AM - 11:30 AM
*Takuma Katori1,2, Norio Shigematsu1, Jun Kameda3, Ayumu Miyakawa1, Kenta Kobayashi2, Tsuyoshi Toyoshima2 (1.Geological Survey of Japan, AIST, 2.Graduate School of Science & Technology, Niigata university, 3.Earth & Planetary System Science, Hokkaido University)