*Tatsuhiro Sakaiya¹, Tadashi Kondo¹, Hidenori Terasaki¹, Keisuke Shigemori², Yoichiro Hironaka² (1.Graduate School of Science, Osaka University, 2.Institute of Laser Engineering, Osaka University)

*Tatsuya Sakamaki¹, Hiroshi Fukui², Eiji Ohtani¹, Ryosuke Tanaka¹, Alfred Q.R. Baron³ (1.Tohoku University, 2.University of Hyogo, 3.RIKEN)

*Tatsuya Wakamatsu¹, Kenji Ohta¹, Kei Hirose², Takashi Yagi³ (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 2.Earth Life Science Institute, Tokyo Institute of Technology, 3.National Metrology Institute of Japan, National Institute of Advanced Industrial Science and Technology,)

*Sebastian Arthur Willem Ritterbex¹, Taku Tsuchiya¹ (1.Geodynamics Research Center, Ehime University, 2-5 Bunkyo-cho, Matsuyama 790-8577 Ehime Japan)

*Hitoshi Gomi¹, Takashi Yoshino¹ (1.Okayama University)

Hiromu Tobe¹, *Yuki Shibazaki², Tatsuya Sakamaki¹, Yoshimi Hiroi¹, Ryota Abe¹, Akio Suzuki¹ (1.Department of Earth and Planetary Materials Science, Faculty of Science, Tohoku University, 2.Frontier Research Institute for Interdisciplinary Sciences, Tohoku University)

Mako Igarashi¹, Yuki Shibazaki², Rei Shiraishi¹, Tatsuya Sakamaki¹, *Akio Suzuki¹ (1.Department of Earth and Planetary Materials Science, Faculty of Science, Tohoku University, 2.Frontier Research Institute for Interdisciplinary Sciences, Tohoku University)

*Takashi Nakagawa¹ (1.MAT, JAMSTEC)

*Guohui Li^1,2, Ling Bai¹ (1.Institute of Tibetan Plateau Research, Chinese Academy of Sciences, 2.College of Earth Sciences, University of Chinese Academy of Sciences)

*Shiono Sakai¹, Shoichi Kiyokawa¹, Takashi Ito², Minoru Ikehara³, Kosei E. Yamaguchi⁴, Tetsuji Onoue⁵, Satoshi Yoshimaru¹, Tsubasa Miki¹, George M Tetteh⁶, Frank K Nyame⁷ (1.Department of Earth and Planetary Sciences, Graduate School of Sciences, Kyusyu University., 2.Faculty of Education, Ibaraki University, 3.Center for Advanced Marine Core Research, Kochi University, 4.Toho University and NASA Astrobiology Institute, 5.Earth and Environmental Sciences, Graduate School of Science and Technology, Kumamoto University, 6.University of Mining and Technology,Ghana, 7.University of Ghana)