*Seiji Sugita^1,3, Hideharu Kuwahara², Kosuke Kurosawa³ (1.Department of Earth and Planetary Science, Graduate School of Science Sciece, The University of Tokyo, 2.Ehime University, 3.Chiba Institute of Technology)

*Makoto Yoshikawa¹ (1.Japan Aerospace Exploration Agency)

*Taiga Hirozawa¹, Suguru Okada¹, Tomoki Suzuki¹, Tomohiro Shibayama¹ (1.Ichinomiya High School)

*Kana Ishimaru¹, Shogo Tachibana² (1.University of Tokyo, 2.UTokyo Organization for Planetary and Space Science, University of Tokyo)

*Ryuki Hyodo¹, Hidenori Genda¹ (1.Tokyo Institute of Technology, Earth Life Science Institute)

*Moe Matsuoka¹, Tomoki Nakamura², Takahiro Hiroi³, Nobuyoshi Miyajima⁴, Naoya Imae^5,6, Akira Yamaguchi⁵, Hideyasu Kojima^5,6 (1.Japan Aerospace Exploration Agency(JAXA), 2.Department of Earth and Planetary Materials Sciences, Faculty of Science, Tohoku University, 3.Department of Earth, Environmental and Planetary Sciences, Brown University, 4.Bayerisches Geoinstitut, University of Bayreuth, 5.National Institute of Polar Research, 6.Department of Polar Science, School of Multidisciplinary Science, SOKENDAI)

*Yuto Nara¹, Satoshi Okuzumi¹, Hiroyuki Kurokawa² (1.Tokyo Institute of Technology, 2.Earth-Life Science Institute, Tokyo Institute of Technology)

*Keisuke Sugiura¹, Hiroshi Kobayashi¹, Shu-ichiro Inutsuka¹ (1.NAGOYA UNIVERSITY Graduate School of Science)

*Sei-ichiro WATANABE^1,5, Masatoshi Hirabayashi², Naru Hirata³, Naoyuki Hirata⁴, Rina Noguchi⁵, Yuri Shimaki⁵, Hitoshi Ikeda⁶, Eri Tatsumi⁷, Makoto Yoshikawa⁵, Shota Kikuchi⁵, Hikaru Yabuta⁸, Tomoki Nakamura⁹, Shogo Tachibana^7,5, Yoshiaki Ishihara¹⁰, Tomokatsu Morota¹, Kohei Kitazato³, Naoya Sakatani⁵, Koji Matsumoto^11,12, Koji Wada¹³, Hiroki Senshu¹³, Chikatoshi Honda³, Tatsuhiro Michikami¹⁴, Hiroshi Takeuchi⁵, Toru Kouyama¹⁵, Rie Honda¹⁶, Robert Gaskell¹⁷, Eric Palmer¹⁷, Olivier S. Barnouin¹⁸, Patrick Michel¹⁹, Paul Abell²⁰, Yukio Yamamoto⁵, Satoshi Tanaka⁵, Kei Shirai⁵, Moe Matsuoka⁵, Seiji Sugita^5,7, Tatsuaki Okada⁵, Noriyuki Namiki¹¹, Masahiko Arakawa⁴, Masateru Ishiguro²¹, Kazunori Ogawa⁴, Fuyuto Terui⁵, Takanao Saiki⁵, Satoru Nakazawa⁵, Yuichi Tsuda⁵, Hayabusa2 Science Team (1.Division of Earth and Planetary Sciences, Graduate School of Science, Nagoya University, 2.Auburn University, 3.University of Aizu, 4.Kobe University, 5.ISAS, JAXA, 6.Research and Development Directorate, JAXA, 7.University of Tokyo, 8.Hiroshima University, 9.Tohoku University, 10.National Institute for Environmental Studies, 11.National Astronomical Observatory of Japan, 12.SOKENDAI, 13.Chiba Institute of Technology, 14.Kindai University, 15.National Institute of Advanced Industrial Science and Technology, 16.Kochi University, 17.Planetary Science Institute, 18.John Hopkins University, 19.Universite Cote d'Azur, Observatorie de la Cote d'Azur, 20.NASA, Johnson Space Center, 21.Seoul National University)

*Masahiko Arakawa¹, Takanao Saiki², Toshihiko Kadono³, Yasuhiko Takagi⁴, Koji Wada⁵, Yu-ichi Iijima², Hiroshi Imamura², Chisato Okamoto¹, Yuri Shimaki², Kei Shirai², Satoru Nakazawa², Masahiko Hayakawa², Naru Hirata⁶, Hajime Yano², Hirotaka Sawada², Kazunori Ogawa¹, Ko Ishibashi⁵, Hiroshi Kimura⁵, Masanori Kobayashi⁵, Naoya Sakatani², Hajime Hayakawa², Rie Honda⁷, Seiji Sugita⁸, Tomokatsu Morota⁹, Shingo Kameda¹⁰, ERI TATSUMI⁸, Chikatoshi Honda⁶, yokota yasuhiro², Toru Kouyama¹¹, Manabu Yamada⁵, Hidehiko Suzuki¹², Kazuo Yoshioka¹³, Yuichiro Cho⁸, Moe Matsuoka² (1.Graduate School of Science, Kobe University, 2.Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, 3.University of Occupational and Environmental Health, 4.Aichi Toho University, 5.Planetary Exploration Research Center, Chiba Institute of Technology, 6.Dep. of Computer Science and Engineering, Univ. of Aizu, 7.Department of Science and Technology, System of Natual Science, Kochi University, 8.Department of Earth and Planetary Science, Graduate School of Science Sciece, The University of Tokyo, 9.Graduate School of Environmental Studies, Nagoya University, 10.School of Science, Rikkyo University, 11.National Institute of Advanced Industrial Science and Technology, 12.Department of physics, Meiji university, 13.Graduate School of frontier Science, The University of Tokyo)