11:00 AM - 1:00 PM
*Shun Muto2, Shinsuke Yagyu3, Satoshi Takahashi1, Masafumi MURAYAMA3,4 (1.Department of Earth and Planetary Science, Graduate School of Science, University of Tokyo, 2.Geological Survey of Japan, AIST, 3.Center for Advanced Marine Core Research, Kochi University, 4.Department of Marine Resource Science, Faculty of Agriculture and Marine Science, Kochi University)