9:15 AM - 9:30 AM
*Toshimichi Otsubo1, Hiroshi Araki2, Yusuke Yokota3, Takehiro Matsumoto4, Mihoko Kobayashi1, Kenji Kouno3, Koichiro Doi5, Yuichi Aoyama5, Tetsu Takashima6, Noritomo Yanagimoto7 (1.Hitotsubashi University, 2.National Astronomical Observatory, 3.Institute of Industrial Science, University of Tokyo, 4.Japan Aerospace Exploration Agency, 5.National Institute of Polar Research, 6.Vixen Co., Ltd., 7.SoftBank Corp.)