3:30 PM - 3:45 PM
*Tatsuharu Ono1, Yukihiro Takahashi1, Mitsuteru Sato3, Seiko Takagi3, Masataka Imai2, Shigeto Watanabe1 (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 2.Faculty of Science, Kyoto Sangho University, 3.Faculty of Sciene, Hokkaido University)