11:15 AM - 11:30 AM
*Ayumu Nishihara1, Yoshiyuki Tatsumi2,1, Keiko Suzuki-Kamata2,1, Katsuya Kaneko1, Jun-Ichi Kimura3, Qing Chang3, Hironobu Hinata4 (1.Department of Planetology, Graduate School of Science , Kobe University, 2.Kobe Ocean-Bottom Exploration Center, 3.Department of Solid Earth Geochemistry, Japan Agency for Marine-Earth Science and Technology, 4.Kobe Municipal Tarumi Junior High School)