10:45 AM - 11:00 AM
*Yu Kodama1, Naotaka Tomioka2, Tatsuhiko Kawamoto3, Junichiro Kuroda4, Masafumi MURAYAMA5, Motoo Ito2 (1.Marine Works Japan Ltd., 2.Kochi Institute for Core Sample Research, JAMSTEC, 3.Department of Geoscience, Faculty of Science, Shizuoka University, 4.Atmosphere and Ocean Research Institute, the University of Tokyo, 5.Faculty of Agriculture and Marine Science, Kochi University)