4:00 PM - 4:15 PM
*Yuna Grace Kwon1, MASATERU ISHIGURO1, Yoshiharu Shinnaka2, Tatsuya Nakaoka3, Koji S Kawabata3, Daisuke Kuroda4, Hidekazu Hanayama5, Miho Kawabata3, Makoto Uemura3, Hiroshi Akitaya6 (1.Seoul National University, South Korea, 2.National Astronomical Observatory of Japan, 3.Hiroshima University, Japan, 4.Okayama Astrophysical Observatory, Japan, 5.Ishigakijima Astronomical Observatory, Japan, 6.Saitama University, Japan)