*Takafumi YAMAMOTO¹, Jun-ichi ANDO¹, Naotaka TOMIOKA², Motoo ITO², Tomoaki MORISHITA³, Hiroaki OHFUJI⁴ (1.Department of Earth and Planetary Systems Science, Hiroshima University, 2.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 3.UniversitySchool of Natural System, Kanazawa University, 4.Geodynamics Research Center, Ehime)

*Hongzhan FEI¹, Daisuke YAMAZAKI¹, Hiroaki OHFUJI², Takafumi YAMAMOTO³ (1.Institute for Study of the Earth Interior, Okayama University, Misasa, Tottori, 682-0193, Japan, 2.Geodynamics Research Center, Ehime University, Matsuyama, 790-8577, Japan, 3.Department of Earth and Planetary Systems Science, Hiroshima University, Hiroshima, 739-8526, Japan)

*Takafumi YAMAMOTO¹, Jun-ichi ANDO¹, Naotaka TOMIOKA², Motoo ITO², Tomoaki MORISHITA³, Hiroaki OHFUJI⁴ (1.Department of Earth and Planetary Systems Science, Hiroshima University, 2.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 3.UniversitySchool of Natural System, Kanazawa University, 4.Geodynamics Research Center, Ehime)