*Kosuke Kurosawa^1,2, Naotaka Tomioka³, Takayoshi Nagaya^4,5, Masahiko Sato⁶, Haruka Ono⁷, Takafumi Niihara⁸, Sunao Hasegawa⁹ (1.Graduate school of Human Development and Environment, Kobe University, 2.Planetary Exploration Research Center, Chiba Institute of Technology, 3.Kochi Institute for Core Sample Research, JAMSTEC, 4.Faculty of Education and Integrated Arts and Sciences, Waseda University, 5.Faculty of Education, Department of Environmental Science, Broad-Scope Natural Sciences, Natural Sciences Division, Tokyo Gakugei University, 6.Faculty of Science Division 1, Tokyo University of Science, 7.Graduate School of Science, Kyoto University, 8.Department of Applied Science, Okayama University of Science, 9.ISAS, JAXA)

*Yuki Kimura¹, Toshiaki Tanigaki², Takeharu Kato³, Kiyotaka Nakano⁴, Satoshi Anada³, Ryuji Yoshida³, Kazuo Yamamoto³, Tetsuya Akashi², Fumiaki Ichihashi², Hiroto Kasai², Tomoki Nakamura⁵, Masahiko Sato^6,7,8, Shogo Tachibana^7,8, Hayabusa2 initial analysis core team⁸ (1.Hokkaido University, 2.Hitachi, Ltd., 3.Japan Fine Ceramics Center, 4.Hitachi High-Tech Corporation, 5.Tohoku University, 6.Tokyo University of Science, 7.The University of Tokyo, 8.Japan Aerospace Exploration Agency)

*Masahiko Sato¹ (1.Tokyo University of Science)

*Ryota Imaki¹, Masahiko Sato¹ (1.Tokyo university of science)

*Tetsuro Sato¹, Masaki Yamada², Masahiko Sato³, Naruya Asaka², Yuhji Yamamoto¹, Hironori Hidaka⁴, Kasumi Sakurai^4,5, Kotaro Kawai⁴, Toyohiro Kato⁴, Yusuke Kurosaki⁴, Atsuko Kobayashi^1,4, Joseph Lynn Kirschvink^1,6 (1.Kochi University, 2.Shinshu University, 3.Tokyo University of Science, 4.Institute of Science Tokyo, 5.KTH Royal Institute of Technology, 6.California Institute of Technology)

*Sakika Hoshino¹, Takuto Minami², Yuki Harada³, Naoki Terada⁴, Masahiko Sato⁵, Yasuo Ogawa⁶, Masaki Matsushima⁶, Hisayoshi Shimizu⁷ (1.Department of Planetology, Faculty of Science, Kobe University, 2.Division of Frontier Planetology, Department of Planetology, Graduate School of Science, Kobe University, 3.Division of Earth and Planetary Sciences, Graduate School of Science, Kyoto University, 4.Department of Geophysics, Graduate School of Science, Tohoku University, 5.Department of Physics, Tokyo University of Science, 6.Institute of Science Tokyo, 7.Earthquake Research Institute, University of Tokyo)

*Masahiko Sato¹, Masashi Ushioda², Ryoichi Nakada³, Yujiro Tamura⁴, Shinji Yamamoto⁴, Kazuhito Ozawa⁵, Futoshi Takahashi⁶, Ryoya Sakata⁷, Kanako Seki⁵ (1.Tokyo University of Science, 2.Shikoku Research Institute Inc., 3.Japan Agency for Marine-Earth Science and Technology, 4.Yokohama National University, 5.The University of Tokyo, 6.Kyushu University, 7.Tohoku University)