*Megumi Matsumoto¹, Seima Ishida¹, Tomoki Nakamura¹, Akira Tsuchiyama², Masahiro Yasutake³, Tomoyo Morita¹, Toru Matsumoto⁴, Junya Matsuno⁵ (1.Tohoku Univ., 2.Ritsumeikan Univ., 3.JASRI, 4.Kyoto Univ., 5.Kyushu Univ.)

*Itaru Mitsukawa¹, Akira Miyake¹, Yohei Igami¹, Tetsu Kogiso¹, Norikatsu Akizawa², Junya Matsuno³, Megumi Matsumoto⁴, Akira Tsuchiyama^5,6, Kentaro Uesugi⁷, Masahiro Yasutake⁷, Tomoki Taguchi⁸, Yoshio Takahashi⁹, Shohei Yamashita¹⁰, Shota Okumura¹¹ (1.Kyoto University, 2.Hiroshima University, 3.Kyushu University, 4.Tohoku University, 5.Ritsumeikan University, 6.Guangzhou Institute of Geochemistry, 7.JASRI/SPring-8, 8.Waseda University, 9.University of Tokyo, 10.KEK, 11.Sumitomo Chemical)

*Bunrin Natsui¹, Shintaro Azuma¹, Keishi Okazaki^2,3, Kentaro Uesugi⁴, Masahiro Yasutake⁴, Saori Kawaguchi⁴, Steeve Gréaux⁵, Ryuichi Nomura⁶, Kenji Ohta¹ (1.Institute of Science Tokyo, 2.Hiroshima University, 3.Japan Marine Science and Technology Center, 4.Japan Synchrotron Radiation Research Institute, 5.Ehime University, 6.Kyoto University)

*Bunrin Natsui¹, Shintaro Azuma¹, Masahiro Yasutake², Yukinojo Koyama³, Keishi Okazaki^4,5, Kentaro Uesugi², Saori Kawaguchi², Ryuichi Nomura⁶, Kenji Ohta¹ (1.Institute of Science Tokyo, 2.Japan Synchrotron Radiation Research Institute, 3.The University of Tokyo, 4.Hiroshima University, 5.Japan Marine Science and Technology Center, 6.Kyoto University)

*Keiya Ishimori¹, Shintaro Azuma¹, Kentaro Uesugi², Masahiro Yasutake², Keishi Okazaki³, Bunrin Natsui¹, Kenji Ohta¹ (1.Institute of Science Tokyo, 2.JASRI/SPring-8, 3.Hiroshima University)

*Keishi Okazaki^1,3, Shintaro Azuma², Masahiro Yasutake⁵, Bunrin Natsui², Kentaro Uesugi⁵, Naotaka Tomioka^3,1, Ryuichi Nomura⁴ (1.Earth and Planetary Systems Science Program, Hiroshima University, 2.Department of Earth & Planetary Sciences, Institute of Science Tokyo, 3.Kochi Institute for Core Sample Research, JAMSTEC, 4.Kyoto University, 5.JASRI/SPring-8)

*Yukiko Nagai¹, Remi Tsubaki², Jun Kawano³, Kotaro Hirose^4,8, Seto Yusuke⁵, Kentaro Uesugi⁶, Masahiro Yasutake⁶, Yuki Sada⁶, Masayuki Uesugi⁶, Akihisa Takeuchi⁶, Kazuhiko Fujita⁷, Takashi Toyofuku¹ (1.X-star, JAMSTEC, 2.Eusapia LTD, 3.Faculty of Science, Hokkaido University, 4.Institute of Natural and Environmental Sciences, University of Hyogo, 5.Osaka Metropolitan University, 6.SPring-8 Japanese Synchrotron Radiation Research Institute / SPring-8, 7.University of the Ryukyus, 8.Museum of Nature and Human Activities, Hyogo)

*Kotaro Hirose¹, Kentaro Uesugi², Yukiko Nagai³, Takashi Toyofuku³, Seto Yusuke⁴, Masahiro Yasutake², Yuki Sada², Masayuki Uesugi², Akihisa Takeuchi², Yusuke Takeda² (1.Institute of Natural and Environmental Sciences, University of Hyogo, 2.JASRI, 3.JAMSTEC, 4.Osaka Metropolitan University)