2:30 PM - 2:45 PM
*Keisuke Sugiura1, Hiroshi Kobayashi2, Seiji Sugita3, Hidenori Genda1, ERI TATSUMI4, Tomokatsu Morota3 (1.Tokyo Institute of Technology, Earth Life Science Institute, 2.Nagoya University, Graduate School of Science, 3.The University of Tokyo, Graduate School of Science, 4.Instituto de Astrofisica de Canarias)