9:15 AM - 9:30 AM
*Hirokuni Oda1, Naoto Fukuyo1, Masanobu Yamamoto2, Akira Usui4, Teruhiko Kashiwabara3, Jun Kawai5, Miki Kawabata5 (1.Institute of Geology and Geoinformation, Geological Survey of Japan, AIST, 2.Hokkaido University, 3.JAMSTEC, 4.Kochi University, 5.Kanazawa Institute of Technology)