9:15 AM - 9:30 AM
*Tatsuji NISHIZAWA1, Tatiana CHURIKOVA2, Boris GORDEYCHIK3, Osamu ISHIZUKA4, Hitomi NAKAMURA1, Hikaru IWAMORI5 (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 2.Institute of Volcanology and Seismology Far East Division, Russian Academy, 3.Institute of Experimental Mineralogy, Russian Academy, 4.Research Core for Deep Geological Environments, AIST, 5.Japan Agency for Marine-Earth Science and Technology)