*Motoo Ito¹, Naotaka Tomioka¹, Masayuki Uesugi², Akira Yamaguchi³, Naoya Imae³, Naoki Shirai⁴, Takuji Ohigashi⁵, Makoto Kimura³, Ming-Chang Liu⁶, Richard. C. Greenwood⁷, Kentaro Uesugi², Aiko Nakato⁸, Kasumi Yogata⁸, Hayato Yuzawa⁵, Yu Kodama, Akira Tsuchiyama⁹, Masahiro Yasutake², Ross Findlay⁷, Ian A. Franchi⁷, James A. Malley⁷, Kaitlyn A. McCain⁶, Nozomi Matsuda⁶, Kevin D. McKeegan⁶, Kaori Hirahara¹⁰, Akihisa Takeuchi², Shun Sekimoto¹¹, Ikuya Sakurai¹², Ikuo Okada¹², Yuzuru Karouji⁸, Toru Yada⁸, Masanao Abe⁸, Tomohiro Usui⁸, Sei-ichiro WATANABE¹², Yuichi Tsuda⁸ (1.Kochi Institute for Core Sample Research JAMSTEC, 2.Japan Synchrotron Radiation Research Institute, 3.National Institute of Polar Research, 4.Tokyo Metropolitan University, 5.Institute for Molecular Science, UVSOR Synchrotron Facility, 6.UCLA , 7.Open University, 8.Japan Aerospace Exploration Agency, 9.Ritsumeikan University, 10.Osaka University, 11.Kyoto University, 12.Nagoya University)

*Masayuki Uesugi¹, Hayato Yuzawa², Takuji Ohigashi², Motoo Ito³, Naotaka Tomioka³, Yu Kodama^4,5, Naoki Shirai⁶, Kentaro Uesugi¹, Akira Yamaguchi⁷, Naoya Imae⁷, Makoto Kimura⁷, Aiko Nakato⁸, Kasumi Yogata⁸, Kentaro Hatakeda⁸, Akiko Miyazaki⁸, Toru Yada⁸, Masanao Abe⁸, Kaori Hirahara⁹, Ikuya Sakurai¹⁰, Ikuo Okada¹⁰, Ming-Chang Liu¹¹, Richard C Greenwood¹² (1.Japan synchrotron radiation research institute, 2.Institute for Molecular Science, 3.Japan Agency for Marine-Earth Science and Technology, 4.Marine Works Japan, Ltd., 5.Toyo Corporation, 6.Tokyo Metropolitan University, 7.National Institute of Polar Research, 8.Japan Aerospace Exploration agency, 9.Osaka University, 10.Nagoya University, 11.University of California, Los Angeles, 12.Open university)

*Naoya Imae¹, Akira Yamaguchi¹, Makoto Kimura¹, Naotaka Tomioka², Motoo Ito², Masayuki Uesugi³, Naoki Shirai⁴, Takuji Ohigashi⁵, Ming-Chang Liu⁶, Richard C. Greenwood⁷, Uesugi Kentaro³, Aiko Nakato⁸, Kasumi Yogata⁸, Hayato Yuzawa⁵, You Kodama⁹, Masahiro Yasutake³, Kaori Hirahara¹⁰, Akihisa Takeuchi³, Ikuya Sakurai¹¹, Ikuo Okada¹¹, Yuzuru Karouji⁸, Toru Yada⁸, Masanao Abe⁸ (1.Antarctic Meteorite Research Center, National Institute of Polar Research, 2.Kochi Institute for Core Sample Research, JAMSTEC, 3.Japan Synchrotron Radiation Research Institute, 4.Tokyo Metropolitan University, 5.Institute for Molecular Science, 6.UCLA, 7.Open University, 8.JAXA-ISAS, 9.MWJ, 10.Osaka University, 11.Nagoya University)

*Takaaki Noguchi^1,2, Toru Matsumoto¹, Akira Miyake¹, Yohei Igami¹, Mitsutaka Haruta¹, Hikaru Saito², Satoshi Hata², Yusuke Seto³, Masaaki Miyahara⁴, Naotaka Tomioka⁵, Akira Tsuchiyama^6,7,8, Masahiro Yasutake⁹, Junya Matsuno⁶, Shota Okumura¹, Itaru MITSUKAWA¹, Kentaro Uesugi⁹, Masayuki Uesugi⁹, Akihisa Takeuchi⁹, Satomi Enju¹⁰, Aki Takigawa¹¹, Tatsuhiro Michikami¹², Tomoki Nakamura¹³, Megumi Matsumoto¹³, Yusuke Nakauchi¹⁴, Hisayoshi Yurimoto¹⁵, Kazuhide Nagashima¹⁶, Noriyuki Kawasaki¹⁵, Naoya Sakamoto¹⁵, Ryuji Okazaki², Hiroshi Naraoka², Hikaru Yabuta⁴, Sakamoto Kanako¹⁴, Shogo Tachibana¹¹, Sei-ichiro WATANABE¹⁷, Yuichi Tsuda¹⁴, The Hayabusa2-initial-analysis Sand team (overseas members) (1.Kyoto University, 2.Kyushu University, 3.Kobe University, 4.Hiroshima University, 5.JAMSTEC, 6.Ritsumeikan University, 7.Guangzhou Institute Geochemistry, Chinese Academy of Science, 8.CAS Center for Excellence in Deep Earth Science, 9.JASRI, 10.Ehime University, 11.University of Tokyo, 12.Kindai University, 13.Tohoku University, 14.JAXA, 15.Hokkaido University, 16.University of Hawai‘i at Mānoa, 17.Nagoya University)