Satoshi Kasahara¹, Yoshizumi Miyoshi², Shoichiro Yokota³, Takefumi Mitani⁴, Yoshiya Kasahara⁵, Shoya Matsuda⁵, Atsushi Kumamoto⁶, Ayako Matsuoka⁷, Yoichi Kazama⁸, Harald U Frey⁹, Vassilis Angelopoulos¹⁰, Satoshi Kurita¹¹, Kunihiro Keika¹², Kanako Seki¹² and Iku Shinohara¹³, (1)University of Tokyo, Department of Earth and Planetary Science, Bunkyo-ku, Japan, (2)Nagoya University, ISEE, Nagoya, Japan, (3)Osaka University, Osaka, Japan, (4)JAXA Japan Aerospace Exploration Agency, Sagamihara, Japan, (5)Kanazawa University, Kanazawa, Japan, (6)Tohoku Univ, Sendai, Japan, (7)ISAS/JAXA, Sagamihara, Japan, (8)ASIAA, Taipei, Taiwan, (9)University of California, Berkeley, Space Sciences Laboratory, Berkeley, CA, United States, (10)University of California, Los Angeles, Department of Earth, Planetary, and Space Sciences and Institute of Geophysics and Planetary Physics, Los Angeles, CA, United States, (11)ISEE, Nagoya University, Nagoya City, Japan, (12)The University of Tokyo, Tokyo, Japan, (13)JAXA, ISAS, Sagamihara Kanagawa, Japan