4:30 PM - 4:45 PM
*Minoru IKEHARA1, Kota KATSUKI2, Masako YAMANE3, Yusuke YOKOYAMA4 (1.Center for Advanced Marine Core Research, Kochi University, 2.Korea Institute of Geoscience and Mineral Resources (KIGAM), 3.JAMSTEC, 4.Atmosphere and Ocean Research Institute, University of Tokyo)