*Masateru ISHIGURO¹, Daisuke KURODA², Sunao HASEGAWA³, HAYABUSA 2, Observation sub-group ⁴ (1.Department of Physical and Astronomy, Seoul National University, 2.Okayama Astrophysical Observatory, National Astronomical Observatory of Japan, 3.Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, 4.Japan Aerospace Exploration Agency)

*Ryuhei YAMADA¹, Hiroki SENSHU², Shinsuke ABE³, Fumi YOSHIDA¹, Naoyuki HIRATA⁴, Yoshiaki ISHIHARA⁵, Naru HIRATA⁶, Hirotomo NODA¹, Noriyuki NAMIKI² (1.National Astronomical Observatory of Japan, 2.Chiba Institute of Technology, 3.Nihon University, 4.University of Tokyo, 5.Japan Aerospace Exploration Agency, 6.The University of Aizu)

*Takahiro IWATA¹, Kohei KITAZATO², Masanao ABE¹, Takehiko ARAI¹, Yusuke NAKAUCHI³, Tomoki NAKAMURA⁴, Takahiro HIROI⁵, Moe MATSUOKA⁴, Shuji MATSUURA¹, Masanobu OZAKI¹, Sei-ichiro WATANABE⁶ (1.Institute of Space and Astronautical Science, JAXA, 2.University of Aizu, 3.Graduate University for Advanced Studies, 4.Tohoku University, 5.Brown University, 6.Nagoya University)

*Tatsuaki OKADA¹, Tetsuya FUKUHARA², Satoshi TANAKA¹, Makoto TAGUCHI³, Takehiko ARAI⁴, Takeshi IMAMURA¹, Hiroki SENSHU⁵, Hirohide DEMURA⁶, Yoshiko OGAWA⁶, Kohei KITAZATO⁶, Sunao HASEGAWA¹, Tomohiko SEKIGUCHI⁷, Ryosuke NAKAMURA⁸, Toru KOUYAMA⁸, Tsuneo MATSUNAGA⁹, Takehiko WADA¹, Jun TAKITA¹⁰, Naoya SAKATANI¹⁰, Yamato HORIKAWA¹¹, Jorn HELBERT¹², Thomas MUELLER¹³, Axel HAGERMANN¹⁴, HAYABUSA2, Tir team ⁴ (1.ISAS/JAXA, 2.Hokkaido University, 3.Rikkyo University, 4.JSPEC/JAXA, 5.Chiba Institute of Technology, 6.University of Aizu, 7.Hokkaido University of Education, 8.AIST, 9.NIES, 10.University of Tokyo, 11.Sokendai, 12.German Aerospace Center (DLR), 13.Max Planck Institute for Extraterrestrial Physics (MPE), 14.Open University)

*Masato KIUCHI¹, Akiko NAKAMURA¹ (1.Department of Earth and Planetary Sciences, Kobe University)

*Koji WADA¹, Akiko NAKAMURA², Kosuke KUROSAWA¹, SCI, Team ³, Team, TIR ³ (1.PERC/Chitech, 2.Department of Earth and Planetary Sciences, Kobe University, 3.Hayabusa-2 Project)

*Toshihiko KADONO¹, Masahiko ARAKAWA², Sayaka TSUJIDO², Minami YASUI³, Sunao HASEGAWA⁴, Kosuke KUROSAWA⁵, Kei SHIRAI⁴, Masahiko HAYAKAWA⁴, Chisato OKAMOTO⁴, Takanao SAIKI⁴, Hiroshi IMAMURA⁴, Hajime YANO⁴, Satoru NAKAZAWA⁴, Kazunori OGAWA⁴, Yuichi IIJIMA⁴, Naru HIRATA⁶, Yasuhiko TAKAGI⁷, Koji WADA⁵ (1.University of Occupational and Environmental Health, 2.Graduate School of Science, Kobe University, 3.Organization of Advanced Science and Technology, Kobe University, 4.Japan Aerospace Exploration Agency, 5.Planetary Exploration Research Center, Chiba Institute of Technology, 6.Dep. of Computer Science and Engineering, Univ. of Aizu, 7.Aichi Toho University)

*Sayaka TSUJIDO¹, Masahiko ARAKAWA¹, Koji WADA², Ayako SUZUKI³ (1.Graduate School of Science, Kobe University, 2.Planetary Exploration Research Center, Chiba Institute of Technology, 3.Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency)

*Kosuke HAYASHI¹, Ikuro SUMITA¹ (1.Graduate School of Natural Science and Technology)

Takekuni KATSURA¹, *Akiko NAKAMURA¹, Ayana TAKABE¹, Takaya OKAMOTO¹, Kazuyoshi SANGEN¹, Sunao HASEGAWA², Xun LIU³, Tsutomu MASHIMO³ (1.Graduate School of Science, Kobe University, 2.Institute of Space and Astronautical Science, 3.Institute of Pulsed Power Science, Kumamoto University)

*Kosuke ANDO¹, Tomokatsu MOROTA¹, Seiji SUGITA², Rie HONDA³, Shingo KAMEDA⁴, Manabu YAMADA⁵, Chikatoshi HONDA⁶, Hidehiko SUZUKI⁴, Sei-ichiro WATANABE⁷ (1.Graduate School of Environmental Studies, Nagoya University, 2.Department of Complexity Science and Engineering, Graduate School of Frontier Sciece, The University, 3.Departmant of information Sciemce, Kochi University, 4.School of Science, Rikkyo University, 5.Planetary Exploration Research Center, Chiba Institute of Technology, 6.The University of Aizu, 7.Division of Earth and Planetary Sciences, Graduate School of Science, Nagoya University)

*Takaya OKAMOTO¹, Akiko NAKAMURA¹, Sunao HASEGAWA² (1.Graduate School of Science, Kobe University, 2.Institute of Space and Astronautical Science)

*Masayuki UESUGI¹, Yuzuru KAROUJI¹, Toru YADA¹, Yukihiro ISHIBASHI¹, Wataru SATAKE², Tatsuaki OKADA¹, Masanao ABE¹ (1.Japan Aerospace Exploration Agency, 2.Department of Earth and Planetary Science, University of Tokyo)

*Toru YADA¹, Masayuki UESUGI¹, Yuzuru KAROUJI¹, Takaaki NOGUCHI², Motoo ITO³, Yukihiro ISHIBASHI¹, Tatsuaki OKADA¹, Masanao ABE¹ (1.Japan Aerospace Exploration Agency, 2.Faculty of Science, Ibaraki University, 3.Japan Agency for Marine-Earth Science and Technology)

*Toru YADA¹, Masayuki UESUGI¹, Yuzuru KAROUJI¹, Kentaro UESUGI², Akira TSUCHIYAMA³, Yukihiro ISHIBASHI¹, Tatsuaki OKADA¹, Masanao ABE¹ (1.Japan Aerospace Exploration Agency, 2.Japan Synchrotron Radiation Research Institute, 3.Graduate school of science, Kyoto University)

*Yuzuru KAROUJI¹, Masayuki UESUGI¹, Toru YADA¹, Yukihiro ISHIBASHI¹, Wataru SATAKE², Tatsuaki OKADA¹, Masanao ABE¹ (1.Japan Aerospace Exploration Agency, 2.Department of Earth and Planetary Science, University of Tokyo)

*Naru HIRATA¹, Yohei MORI¹, HAYABUSA-2 SHAPE RECONSTRUCTION, Study group ² (1.ARC-Space/CAIST, The University of Aizu, 2.Hayabusa-2 project)

Hiroyuki KODAMA¹, *Chikatoshi HONDA¹ (1.The University of Aizu)

*Hiroshi KIKUCHI¹, Hideaki MIYAMOTO¹ (1.The University Museum, The University of Tokyo)

*Daisuke KURODA¹, Masateru ISHIGURO², Naruhisa TAKATO³, Sunao HASEGAWA⁴, Masanao ABE⁴, Yuichi TSUDA⁴, Seiji SUGITA⁵, Fumihiko USUI⁶, Takashi HATTORI³, Ikuru IWATA³, Masatoshi IMANISHI³, Hiroshi TERADA³, Young-jun CHOI⁷, Sei-ichiro WATANABE⁸, Makoto YOSHIKAWA⁴ (1.Okayama Astrophysical Observatory, National Astronomical Observatory of Japan, 2.Department of Physics and Astronomy, Seoul National University, 3.Subaru Telescope, National Astronomical Observatory of Japan, 4.Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, 5.Graduate School of Frontier Science, The University of Tokyo, 6.Graduate School of Science, The University of Tokyo, 7.Korea Astronomy and Space Science Institute, 8.Graduate School of Science, Nagoya University)

*Shin-ichiro OKUMURA¹, Kota NISHIYAMA¹, Seitaro URAKAWA¹, Tsuyoshi SAKAMOTO¹, Noritsugu TAKAHASHI¹, Makoto YOSHIKAWA² (1.Japan Spaceguard Association, 2.JAXA)

Hironobu SHUTO¹, *Isao SATO² (1.Nihon Univ., 2.Astronomical Society of Japan)

*Yasunori MIURA¹ (1.In & Out University)

*Akira TANEKO¹ (1.SEED SCIENCE Lab.)