*Hiroshi Kimura¹, Masanori Kobayashi¹, Koji Wada¹, Tomoko Arai¹, Hiroki Senshu¹, Masateru Ishiguro², Hidekazu Hanayama³, Ko Ishibashi¹, Takayuki Hirai¹, Fumi Yoshida¹, Peng Hong¹ (1.Planetary Exploration Research Center, 2.Seoul National University, 3.Ishigakijima Astronomical Observatory)

*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)

*Tomoko Arai¹, Masanori Kobayashi¹, Ko Ishibashi¹, Fumi Yoshida¹, Hiroshi Kimura¹, Takayuki Hirai¹, Hong Peng¹, Manabu Yamada¹, Hiroki Senshu¹, Koji Wada¹, Ralf Srama², Harald Kruger³, Jun-ichi Watanabe⁴, Takashi Ito⁴, Masateru Ishiguro⁵, Tomoki Nakamura⁶, Hikaru Yabuta⁷, Shogo Tachibana⁸, Takashi Mikouchi⁸, Shinsuke Abe⁹, Katsuhito Ohtsuka¹⁰, Seitaro Urakawa¹¹, Keiko Nakamura-Messenger¹², Mutsumi Komatsu¹³, Shingo Kameda¹⁴, Masato Kagitani⁶, Naru Hirata¹⁵, Hirohide Demura¹⁵, Sho Sasaki¹⁶, Takahiro Hiroi¹⁷, Goro Komatsu¹⁸, Hidehiro Kaneda¹⁹, Takaya Inamori¹⁹, Takaya Okamoto²⁰, Toshifumi Yanagisawa²⁰, Makoto Yoshikawa²⁰, Hajime Yano²⁰, Tatsuaki Okada²⁰, Takahiro Iwata²⁰, Takafumi Ootsubo²⁰, Yasuhiro Kawakatsu²⁰, Hiroyuki Toyota²⁰, Kazutaka Nishiyama²⁰, Takeshi Takashima²⁰ (1.Planetary Exploration Research Center, Chiba Institute of Technology, 2.University of Stuttgart, 3.Max Planck Institute, 4.National Astronomical Observatory of Japan , 5.Seoul National Universtiy, 6.Tohoku University, 7.Hiroshima University, 8.The University of Tokyo, 9.Nihon University, 10.Tokyo Meteor Network, 11.Japan Spaceguard Association, 12.NASA , 13.The Graduate University for Advanced Studies, 14.Rikkyo University, 15.Aizu University, 16.Osaka University, 17.Brown University, 18.D'Annunzio University, 19.Nagoya University, 20.JAXA)

*Yoonsoo P. Bach¹, Masateru Ishiguro¹ (1.Department of Physics and Astronomy, Seoul National University)

*Jooyeon Geem¹, Masateru Ishiguro¹, Yoonsoo P. Bach¹, Daisuke Kuroda², Hiroyuki Naito³, Hidekazu Hanayama⁴, yoonyoung kim¹⁰, Yuna G. Kwon¹, Sunho Jin¹, Tomohiko Sekiguchi⁵, Ryo Okazaki⁵, Jeremie J. Vaubaillon⁶, Masataka Imai⁷, Tatsuharu Oono⁸, Yuki Futamuts⁸, Seiko Takagi⁸, Mitsuteru Sato⁸, Kiyoshi Kuramoto⁸, Makoto Watanabe⁹ (1.Astronomy program, Dept of Physics and Astronomy, Seoul National University, 2.Okayama Observatory, Kyoto University, 3.Nayoro Observatory, 4.Ishigakijima Astronomical Observatory, National Astronomical Observatory of Japan, 5.Hokkaido University of Education, 6.Observatoire de Paris, I.M.C.C.E., 7.National Institute of Advanced Industrial Science and Technology, 8.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 9.Department of Applied Physics, Okayama University of Science, 10.Max Planck Institute for Solar System Research)

*Yuna G Kwon¹, Masateru Ishiguro¹, Jungmi Kwon², Daisuke Kuroda³, Myungshin Im¹, Changsu Choi¹, Motohide Tamura⁴, Takahiro Nagayama⁵, Nobuyuki Kawai⁶, Jun-ichi Watanabe⁷ (1.Seoul National Univ., 2.ISAS/Japan Aerospace Exploration Agency, 3.Okayama Astrophysical Observatory, 4.The Univ. of Tokyo, 5.Kagoshima Univ., 6.Tokyo Institute of Technology, 7.National Astronomical Observatory of Japan)

*Sunho Jin¹, Masateru Ishiguro¹, Yuna G Kwon¹, Jooyeon Geem¹, Yoonsoo P. Bach¹, Jinguk Seo¹, Hiroshi Sasago², Shuji Sato³ (1.Seoul National University, 2.Sasago Co.,Ltd, 3.Nagoya University)

*Masateru Ishiguro¹, Jooyeon Geem¹, Hiroyuki Naito², Yoonsoo P. Bach¹, Daisuke Kuroda³, Tatsuharu Ono⁴, Seiko Takagi⁴, Mitsuteru Sato⁴, Kiyoshi Kuramoto⁴, Tomohiko Sekiguchi⁵, Masataka Imai⁶, Makoto Watanabe⁷, Katsuhito Ohtsuka⁸, Sunao Hasegawa⁹, Takashi Ito¹⁰, Fumi Yoshida¹¹, Tomoko Arai¹¹ (1.Department of Physics and Astronomy, Seoul National University, 2.Nayoro Observatory, 3.Okayama Observatory, Kyoto University, 4.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 5.Hokkaido University of Education, 6.National Institute of Advanced Industrial Science and Technology, 7.Department of Applied Physics, Okayama University of Science, 8.Tokyo Meteor Network, 9.Japan Aerospace Exploration Agency, 10.National Astronomical Observatory of Japan, 11.Planetary Exploration Research Center, Chiba Institute of Technology)

*Ryo Yamagata¹, Tomohiko Sekiguchi¹, Ryo Okazaki¹, Kazuya Doi¹, Daisuke Kuroda², Masateru Ishiguro³, Hiroyuki Naito⁴ (1.Hokkaido University of Education, 2.Kyoto University, 3.Seoul National University, 4.Nayoro Observatory)

*Jooyeon Geem¹, Masateru Ishiguro¹, Yoonsoo P. Bach¹, Daisuke Kuroda², Hiroyuki Naito³, Hidekazu Hanayama⁴, yoonyoung kim¹⁰, Yuna G. Kwon¹, Sunho Jin¹, Tomohiko Sekiguchi⁵, Ryo Okazaki⁵, Jeremie J. Vaubaillon⁶, Masataka Imai⁷, Tatsuharu Oono⁸, Yuki Futamuts⁸, Seiko Takagi⁸, Mitsuteru Sato⁸, Kiyoshi Kuramoto⁸, Makoto Watanabe⁹ (1.Astronomy program, Dept of Physics and Astronomy, Seoul National University, 2.Okayama Observatory, Kyoto University, 3.Nayoro Observatory, 4.Ishigakijima Astronomical Observatory, National Astronomical Observatory of Japan, 5.Hokkaido University of Education, 6.Observatoire de Paris, I.M.C.C.E., 7.National Institute of Advanced Industrial Science and Technology, 8.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 9.Department of Applied Physics, Okayama University of Science, 10.Max Planck Institute for Solar System Research)

*Yuna G Kwon¹, Masateru Ishiguro¹, Jungmi Kwon², Daisuke Kuroda³, Myungshin Im¹, Changsu Choi¹, Motohide Tamura⁴, Takahiro Nagayama⁵, Nobuyuki Kawai⁶, Jun-ichi Watanabe⁷ (1.Seoul National Univ., 2.ISAS/Japan Aerospace Exploration Agency, 3.Okayama Astrophysical Observatory, 4.The Univ. of Tokyo, 5.Kagoshima Univ., 6.Tokyo Institute of Technology, 7.National Astronomical Observatory of Japan)

*Sunho Jin¹, Masateru Ishiguro¹, Yuna G Kwon¹, Jooyeon Geem¹, Yoonsoo P. Bach¹, Jinguk Seo¹, Hiroshi Sasago², Shuji Sato³ (1.Seoul National University, 2.Sasago Co.,Ltd, 3.Nagoya University)

*Masateru Ishiguro¹, Jooyeon Geem¹, Hiroyuki Naito², Yoonsoo P. Bach¹, Daisuke Kuroda³, Tatsuharu Ono⁴, Seiko Takagi⁴, Mitsuteru Sato⁴, Kiyoshi Kuramoto⁴, Tomohiko Sekiguchi⁵, Masataka Imai⁶, Makoto Watanabe⁷, Katsuhito Ohtsuka⁸, Sunao Hasegawa⁹, Takashi Ito¹⁰, Fumi Yoshida¹¹, Tomoko Arai¹¹ (1.Department of Physics and Astronomy, Seoul National University, 2.Nayoro Observatory, 3.Okayama Observatory, Kyoto University, 4.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 5.Hokkaido University of Education, 6.National Institute of Advanced Industrial Science and Technology, 7.Department of Applied Physics, Okayama University of Science, 8.Tokyo Meteor Network, 9.Japan Aerospace Exploration Agency, 10.National Astronomical Observatory of Japan, 11.Planetary Exploration Research Center, Chiba Institute of Technology)

*Ryo Yamagata¹, Tomohiko Sekiguchi¹, Ryo Okazaki¹, Kazuya Doi¹, Daisuke Kuroda², Masateru Ishiguro³, Hiroyuki Naito⁴ (1.Hokkaido University of Education, 2.Kyoto University, 3.Seoul National University, 4.Nayoro Observatory)