*Motoo Ito¹, Yoshinori Takano², Takuji Ohigashi³, Hayato Yuzawa³, Yoko Kebukawa⁴, Kento Kiryu⁴, Masayuki Uesugi⁵, Naotaka Tomioka¹, Yu Kodama⁷, Hiroshi Naraoka⁶, Toru Yada⁸, Masanao Abe⁸ (1.Kochi Institute for Core Sample Research, JAMSTEC, 2.Biogeochemistry Program, JAMSTEC, 3.UVSOR, Institute for Molecular Science, 4.Yokohama National University, 5.JASRI, 6.Kyushu University, 7.Marine Works Japan, 8.JAXA)

*Masayuki Uesugi¹, Motoo Ito², Naotaka Tomioka², Yu Kodama³, Takuji Ohigashi⁴, Hayato Yuzawa⁴, Kentaro Uesugi¹, Akira Yamaguchi⁵, Naoya Imae⁵, Naoki Shirai⁶, Yuzuru Karouji⁷, Aiko Nakato⁷, Kasumi Yogata⁷, Kaori Hirahara⁸, Ikuya Sakurai⁹, Toru Yada⁷, Masanao Abe⁷ (1.Japan synchrotron radiation research institute, 2.Kochi institute for Core Sample Research JAMSTEC, 3.Marine Works Japan Ltd., 4.UVSOR Institute for Molecular Science, 5.National institute of Polar Research, 6.Tokyo metropolitan university, 7.Japan aerospace exploration agency, 8.Osaka University, 9.Nagoya University)

*Naotaka Tomioka¹, Takuo Okuchi², Luca Bindi³, Masaaki Miyahara⁴, Toshiaki Iitaka⁵, Zhi Li⁶, Xiande Xie⁷, Narangoo Purevjav^2,8, Kiyoshi Fujino⁹, Tetsuo Irifune⁹, Riho Tani^4,1, Yu Kodama¹⁰ (1.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 2.Institute for Planetary Materials, Okayama University, 3.Università degli Studi di Firenze, 4.Hiroshima University, 5.RIKEN, 6.Nanjing University of Science and Technology, 7.Guangzhou Institute of Geochemistry, 8.Bayerisches Geoinstitut, University of Bayreuth, 9.Geodynamics Research Center, Ehime University, 10.Marine Works Japan Ltd)

*Jun-ichi Ando¹, Naotaka Tomioka², Hiroyuki Kagi³, Kaushik Das¹ (1.Department of Earth and Planetary Systems Science, Hiroshima University, 2.Kochi Core Center, JAMSTEC, 3.Geochemical Research Center, Graduate School of Science, University of Tokyo)

*Kohei Masaoka¹, Yuki Morono², Naotaka Tomioka², Go-Ichiro Uramoto¹, Yuhji Yamamoto¹ (1.Kochi University, 2.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology)

*Kota Kojima¹, Jun-ichi Ando¹, Kaushik Das¹, Naotaka Tomioka² (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)

*Fumito Shiraishi¹, Takayuki Akimoto¹, Naotaka Tomioka², Satoko Motai², Yoshio Takahashi³ (1.Department of Earth and Planetary Systems Science, Graduate School of Science, Hiroshima University, 2.Kochi Institute for Core Sample Research, JAMSTEC, 3.Department of Earth and Planetary Science, The University of Tokyo)

*Akira Usui¹, Hikair Hino¹, Suzushima Suzushima¹, Naotaka Tomioka², Teruhiko Kashiwabara², Kyoko Yamaoka³, Michinari Sunamura⁴ (1.Marine Core Research Center, Kochi University, 2.Japan Agency of Earth and Marine Science a Technology, 3.Geological Survey of Japan, AIST, 4.Earth and Planetary Sciences, University of Tokyo)