Takuji Ohigashi^1,2, *Masayuki Uesugi³, Hayato Yuzawa², Motoo Ito⁴, Naotaka Tomioka⁴, Yoshinori Takano⁴, Aiko Nakato^5,7, Akira Yamaguchi⁵, Naoya Imae⁵, Makoto Kimura⁵, Naoki Shirai⁶ (1.High Energy Accelerator Research Organization, 2.Institute for Molecular Science, 3.Japan synchrotron radiation research institute, 4.Japan Agency for Marine-Earth Science and Technology, 5.National Institute of Polar Research, 6.kanagawa University, 7. Japan Aerospace Exploration Agency)

*Kazutaka Yamaguchi¹, Takaaki Kawazoe¹, Toru Inoue¹, Takeshi Sakai², Naotaka Tomioka³ (1.hiroshima university., 2.Ehime Univ. , 3.Kochi Institute for Core Sample Research)

*Toshihiro Tada¹, Kosuke Kurosawa^2,3, Naotaka Tomioka⁴, Takayoshi Nagaya^5,6, Junko Isa³, Christopher Hamann⁷, Haruka Oono⁸, Takafumi Niihara⁹, Takaya Okamoto³, Takafumi Matsui^1,3 (1.Chiba Institute of Technology, Institute for Geo-Cosmology, 2.Department of Human Environmental Science, Graduate School of Human Development and Environment, Kobe University, 3.Chiba Institute of Technology, Planetary Exploration Research Center, 4.Kochi Institute for Core Sample Research, X-star , Japan Agency for Marine-Earth Science and Technology, 5.Department of Environmental Science, Tokyo Gakgei University, 6.Department of Earth and Planetary Science, The University of Tokyo, 7.Museum für Naturkunde, Leibniz-Institut für Evolutions- und Biodiversitätsforschung, 8.Research Organization of Science and Technology , Ritsumeikan University, 9.Department of Applied Science, Okayama University of Science)

*Keishi Okazaki^1,2, Shintaro Azuma³, Masahiro Yasutake⁴, Bunrin Natsui³, Kentaro Uesugi⁴, Naotaka Tomioka² (1.Earth and Planetary Systems Science Program, Hiroshima University, 2.Kochi Insititute for Core Sample Research, JAMSTEC, 3.Tokyo Institute of Technoklogy, 4.JASRI/SPring-8)

*Fumito Shiraishi¹, Takayuki Akimoto¹, Naotaka Tomioka², Satoko Motai^2,3, Yoshio Takahashi⁴ (1.Hiroshima University, 2.JAMSTEC, 3.Yamagata University, 4.The University of Tokyo)

*Hannes Stengel¹, Naotaka Tomioka², Yoshio Takahashi³, Fumito Shiraishi¹ (1.Hiroshima University, 2.JAMSTEC Kochi, 3.The University of Tokyo)

*Akari Fukuda¹, Ayaka Tokumaru¹, Mariko Kouduka¹, Hiroki Suga², Shingo Kato³, Yoshio Takahashi¹, Katsuhiko Suzuki⁴, Akira Usui⁵, Hiroki Mukai⁶, Naotaka Tomioka⁷, Masaki Oura⁸, Motoo Ito⁷, Yohey Suzuki¹ (1.The University of Tokyo, 2.Japan Synchrotron Radiation Research Institute, 3.RIKEN, 4.Submarine Resources Research Center, Japan Agency for Marine-Earth Science and Technology, 5.Marine Core Research Center, Kochi University, 6.Nuclear Regulation Authority, 7.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 8.RIKEN SPring-8 Center)