Moe Matsuoka¹, Tomoki Nakamura², Takahiro Hiroi³, Kohei Kitazato⁴, Hiroki Senshu⁵, Takahiro Iwata⁶, Masanao Abe⁷, Kana Amano², Shiho Kobayashi², Takahito Osawa⁸, Makiko Ohtake⁹, Shuji Matsuura¹⁰, Takehiko Arai¹¹, Mutsumi Komatsu¹², Aiko Nakato¹³, Yusuke Nakauchi⁷, Cedric Pilorget¹⁴, Rosario Brunetto¹⁵, Francois Poulet¹⁶, Lucie Riu⁷, Deborah Lorin Domingue¹⁷, Faith Vilas¹⁷, Driss Takir¹⁸, Ernesto Palomba¹⁹, Anna Galiano¹⁹, Ralph Milliken³, Davide Perna²⁰, M. Antonietta Barucci²¹ and J.-P. Bibring²², (1)ISAS/JAXA, Sagamihara, Japan, (2)Tohoku University, Sendai, Japan, (3)Brown University, Providence, RI, United States, (4)The University of Aizu, Aizu-Wakamatsu, Japan, (5)Chiba Institute of Technology, Chiba, Japan, (6)Japan Aerospace Exploration Agency, Kanagawa, Japan, (7)JAXA Japan Aerospace Exploration Agency, Sagamihara, Japan, (8)Japan Atomic Energy Agency, Tokai-mura, Japan, (9)Planetary Science Department, Kanagawa, Japan, (10)Kwansei Gakuin University, Hyogo, Japan, (11)Ashikaga University, Division of System and Information Engineering, Ashikaga-Sity, Japan, (12)Sokendai, Hayama, Japan, (13)JAXA Japan Aerospace Exploration Agency, ISAS, Sagamihara, Japan, (14)IAS Institut d'Astrophysique Spatiale, Orsay Cedex, France, (15)IAS, Orsay, France, (16)IAS, Orsay Cedex, France, (17)Planetary Science Institute Tucson, Tucson, AZ, United States, (18)Jacobs Technology, NASA Johnson Space Center, Houston, United States, (19)IAPS-INAF, Rome, Italy, (20)INAF/LESIA, Roma/Paris, Italy, (21)Paris Observatory Meudon, Meudon, France, (22)Univ. de Paris Sud-Orsay, IAS, Orsay, France