*naoji sugiura¹, Tomoko Arai¹ (1.Chiba Institute of Technology)

*Takashi Tominaga¹, Yoko Kebukawa¹, Kensei Kobayashi¹, Mike Zolensky², Shohei Yamashita³, Yoshio Takahashi⁴ (1.Yokohama National University, 2.NASA Johnson Space Center, 3.High Energy Accelerator Research Organization, 4.University of Tokyo)

*Ayano Chiba¹, kohga kasahara¹, Ko Hashizume¹ (1.Ibaraki University)

*Kosuke Shimizu¹, Masashi Koga¹, Itsuki Sakon³, Kensei Kobayashi¹, Hajime Mita⁴, Hajime Yano², Yoko Kebukawa¹ (1.Yokohama National University, 2.JAXA, 3.The University of Tokyo, 4.Fukuoka Institute of Technology)

*Masanori Suzuki¹, Yoko Kebukawa¹, Kensei Kobayashi¹ (1.Yokohama National University)

*Toru Matsumoto¹, Takaaki Noguchi¹, Akira Miyake¹, Yohei Igami¹, Mitsutaka Haruta¹, Hayabusa2 Min-Pet-Fine Team, The Hayabusa2 initial analysis core Team (1.Kyoto Univ.)

*Tomoya Obase¹, Ken-ichi Bajo¹, Yuta Otsuki¹, Hisayoshi Yurimoto¹ (1.Hokkaido University)

*Noriyuki Kawasaki¹, Daiki Yamamoto², Sohei Wada¹, Changkun Park³, Hwayoung Kim³, Naoya Sakamoto¹, Hisayoshi Yurimoto¹ (1.Hokkaido University, 2.Kyushu University, 3.KOPRI)

*Daiki Yamamoto¹, Aki Takigawa², Shogo Tachibana² (1.Department of Earth and Planetary Sciences, Faculty of Sciences, Kyushu Univ. , 2.The University of Tokyo)

*Kohei Fukuda¹, Mingming Zhang², Travis Tenner³, Makoto Kimura⁴, Noriko T. Kita² (1.Osaka University, 2.University of Wisconsin-Madison, 3.Los Alamos National Laboratory, 4.National Institute of Polar Research)

*Megumi Matsumoto¹, Junya Matsuno², Akira Tsuchiyama^2,3, Tomoki Nakamura¹, Yuma Enokido¹, Masahiro Yasutake⁴, Kentaro Uesugi⁴, Akihisa Takeuchi⁴, Satomi Enju⁵, Shota Okumura⁶, Itaru Mitsukawa⁶, Sun Mingqi³, Akira Miyake⁶, Hisayoshi Yurimoto⁷, Takaaki Noguchi⁶, Ryuzi Okazaki⁸, Hikaru Yabuta⁹, Kanako Sakamoto¹⁰, Shogo Tachibana¹¹, Sei-ichiro Watanabe¹², Yuichi Tsuda¹⁰ (1.Tohoku University, 2.Ritsumeikan University, 3.GIG/CAS, 4.JASRI/SPring-8, 5.Ehime University, 6.Kyoto University, 7.Hokkaido University, 8.Kyushu University, 9.Hiroshima University, 10.JAXA/ISAS, 11.University of Tokyo, 12.Nagoya University)

*Minako Hashiguchi¹, Dan Aoki¹, Kazuhiko Fukushima¹, Hikaru Yabuta², Hisayoshi Yurimoto³, Tomoki Nakamura⁴, Takaaki Noguchi⁵, Ryuji Okazaki⁶, Hiroshi Naraoka⁶, Sakamoto Kanako⁷, Shogo Tachibana^7,8, Sei-ichiro WATANABE¹, Yuichi Tsuda⁷, the Hayabusa2 initial-analysis IOM team (1.Nagoya University, 2.Hiroshima University, 3.Hokkaido University, 4.Tohoku University, 5.Kyoto University, 6.Kyushu University, 7.ISAS/JAXA, 8.The University of Tokyo)

*Takumi Sakurai¹, Shoichi Itoh¹ (1.Kyoto University)