*Hongzhan FEI¹, Tomoo KATSURA², Sanae KOIZUMI³, Naoya SAKAMOTO⁴, Minako HASHIGUCHI⁵, Hisayoshi YURIMOTO⁵, Daisuke YAMAZAKI¹ (1.Institute for Study of the Earth's Interior, Okayama University, Japan, 2.Bayerisches Geoinstitut, University of Bayreuth, Germany, 3.Earthquake Research Institute, The University of Tokyo, Japan, 4.Isotope Imaging Laboratory, CRI, Hokkaido University, Japan, 5.Department of Natural History Sciences, Hokkaido University, Japan)

*Kosuke YABE¹, Sanae KOIZUMI¹, Takehiko HIRAGA¹ (1.Earthquake Research Institute, The University of Tokyo)

*Sanae KOIZUMI¹, Takehiko HIRAGA¹, Tohru SUZUKI S.², Yoshio SAKKA² (1.Earthquake Research Institute, University of Tokyo, 2.National Institute for Material Science)

*Kosuke YABE¹, Sanae KOIZUMI¹, Takehiko HIRAGA¹ (1.Earthquake Research Institute, The University of Tokyo)

*Sanae KOIZUMI¹, Takehiko HIRAGA¹, Tohru SUZUKI S.², Yoshio SAKKA² (1.Earthquake Research Institute, University of Tokyo, 2.National Institute for Material Science)