10:45 AM - 12:15 PM
*Mizuki Ueda1,2, Keishi Okazaki2,1, Asuka Yamaguchi3, Yohei Hamada2 (1.Hiroshima University, 2.Japan Agency for Marine-Earth Science and Technology Kochi Institute for Core Sample Research, 3.Atomosphere and Ocean Research Institute, The University of Tokyo)