4:30 PM - 4:45 PM
*Toru Miyama1, Yasumasa Miyazawa1, Sergey M. Varlamov1, Kan Aoike2, Susuke Machida3, Hiromichi Soejima3, Keiko Fujino3 (1.Japan Agency for Marine-Earth Science and Technology, Application Laboratory, 2.Japan Agency for Marine-Earth Science and Technology, Center for Deep Earth Exploration, 3.Nippon Marine Enterprises, Ltd.)