5:15 PM - 6:30 PM
*Yuki Yoshida1, Eiichi TAKAZAWA2, Hayato Ueda2, Yoshihiko Tamura3 (1.Graduate school of science and technology, Niigata university, 2.Department of Geology, Faculty of Science, Niigata University, 3.R & D Center for Ocean Drilling Science, Japan Agency for Marine-Earth Science and Technology)