5:15 PM - 6:30 PM
*Naohiko Hirasawa1, Teruo Aoki2, Masahiko Hayashi3, Koji Fujita4, Yoshinori Iizuka5, Naoyuki Kurita4, Hideaki Motoyama1 (1.National Institute of Polar Research, 2.Meteorological Research Institute, 3.Fukuoka University, 4.Nagoya Univarsity, 5.Hokkaido Univarsity)