*Shogo Tachibana^1,2,3, Hiromune Ishii⁴, Seiji Sugita^1,2, Patrick Michel^1,5, Makoto Yoshikawa³, Masahiko Arakawa⁶, Akiko Nakamura⁶, Toshihiko Kadono⁷, OKAJIMA Lena⁴ (1.UTokyo Organization for Planetary and Space Science, University of Tokyo , 2.Department of Earth and Planetary, University of Tokyo , 3.ISAS, JAXA, 4.ALE Co., Ltd., 5.Universite Cote D Azur Observatoire De La Cote D Azur CNRS Laboratoire Lagrange, 6.Department of Planetology, Kobe University, 7.University of Occupational and Environmental Health)

*Tetsuya Yokoyama¹, Nicolas Dauphas², Ryota Fukai³, Tomohiro Usui³, Shogo Tachibana⁴, Maria Schönbächler⁵, Henner Busemann⁵, Masanao Abe³, Toru Yada³ (1.Institute of Science Tokyo, 2.The University of Chicago, 3.ISAS, JAXA, 4.The University of Tokyo, 5.ETH Zürich)

*Matsumoto Yukako¹, Shogo Tachibana^1,2, Yuta Hirakawa³, Toshiki Koga³, Yoshinori Takano³ (1.The University of Tokyo, 2.JAXA/ ISAS, 3.Japan Agency for Marine-Earth Science and Technology)

*Yuki Kimura¹, Toshiaki Tanigaki², Takeharu Kato³, Kiyotaka Nakano⁴, Satoshi Anada³, Ryuji Yoshida³, Kazuo Yamamoto³, Tetsuya Akashi², Fumiaki Ichihashi², Hiroto Kasai², Tomoki Nakamura⁵, Masahiko Sato^6,7,8, Shogo Tachibana^7,8, Hayabusa2 initial analysis core team⁸ (1.Hokkaido University, 2.Hitachi, Ltd., 3.Japan Fine Ceramics Center, 4.Hitachi High-Tech Corporation, 5.Tohoku University, 6.Tokyo University of Science, 7.The University of Tokyo, 8.Japan Aerospace Exploration Agency)

*Lily Ishizaki¹, Shogo Tachibana¹, Tamami Okamoto², Daiki Yamamoto³, Shigeru Ida² (1.The University of Tokyo , 2.ELSI, Institute of Science Tokyo, 3.Kyushu University)

*Yasuaki Tsuruoka¹, Shogo Tachibana¹ (1.The University of Tokyo)

*Daiki Yamamoto¹, Aki Takigawa², Lily Ishizaki², Ryosuke Sakurai^1,3, Yuki Inoue¹, Junji Yamamoto¹, Sota Arakawa⁴, Shogo Tachibana² (1.Department of Earth and Planetary Sciences, Faculty of Sciences, Kyushu Univ. , 2.Department of Earth and Planetary Science, The University of Tokyo, 3.Japan Aerospace Exploration Agency, 4.Japan Agency for Marine-Earth Science and Technology)

*Hiromune Ishii¹, Shogo Tachibana², OKAJIMA Lena¹ (1.ALE Co., Ltd., 2.UTokyo Organization for Planetary and Space Science, University of Tokyo)

Keigo Tanimoto¹, *Lily Ishizaki², Shota Notsu², Shogo Tachibana² (1.Department of Earth and Planetary Environmental Science, The University of Tokyo , 2.Department of Earth and Planetary Science, The University of Tokyo )

*Hiroki Furuta¹, Toshiki Koga², Yoshinori Takano², Shogo Tachibana¹ (1.The University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology)

*MIKU NEGISHI¹, Shogo Tachibana¹ (1.University of Tokyo)

*Shiori Inada¹, Atsuki Ishibashi¹, Shogo Tachibana¹, Tetsuya Hama¹ (1.the University of Tokyo)

*Marina Hagiwara¹, Aki Takigawa¹, Shogo Tachibana¹ (1.The University of Tokyo)

*Otono Kirika¹, Matsumoto Yukako¹, Hiroshi Naraoka², Shogo Tachibana¹ (1.University of Tokyo, 2.Kyushu University)

*Shogo Tachibana¹ (1.UTokyo Organization for Planetary and Space Science, University of Tokyo )

*Toshihiro Yoshimura¹, Daisuke Araoka², Hiroshi Naraoka³, Saburo Sakai¹, Nanako O. Ogawa¹, Hisayoshi Yurimoto⁴, Mayu Morita⁵, Morihiko Onose⁵, Tetsuya Yokoyama⁶, Martin Bizzarro⁷, Satoru Tanaka⁵, Naohiko Ohkouchi¹, Toshiki Koga¹, Jason P. Dworkin⁸, Tomoki Nakamura⁹, Takaaki Noguchi¹⁰, Ryuji Okazaki³, Hikaru Yabuta¹¹, Kanako Sakamoto¹², Toru Yada¹², Masahiro Nishimura¹², Aiko Nakato¹², Akiko Miyazaki¹², Kasumi Yogata¹², Masanao Abe¹², Tatsuaki Okada¹², Tomohiro Usui¹², Makoto Yoshikawa¹², Takanao Saiki¹², Satoshi Tanaka¹², Fuyuto Terui¹³, Satoru Nakazawa¹², Sei-ichiro WATANABE¹⁴, Yuichi Tsuda¹², Shogo Tachibana^15,12, Yoshinori Takano¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.National Institute of Advanced Industrial Science and Technology, 3.Kyushu University, 4.Hokkaido University, 5.HORIBA Techno Service Co., Ltd, 6.Institute of Science Tokyo, 7.University of Copenhagen, 8.NASA Goddard Space Flight Center, 9.Tohoku University, 10.Kyoto University, 11.Hiroshima University, 12.Japan Aerospace Exploration Agency, 13.Kanagawa Institute of Technology, 14.Nagoya University, 15.University of Tokyo)