2:20 PM - 2:35 PM
*Tomoaki Hori1, Nozomu Nishitani2, Kunihiro Keika1, J. M. Ruohoniemi3, Mariko Teramoto2, Akimasa Ieda2, Shin'ya Nakano4, Kanako Seki1, S. G. Shepherd5, W. A. Bristow6 (1.Graduate school of Science, University of Tokyo, 2.ISEE, Nagoya Univ., 3.Virginia Tech, 4.Institute of Statistical Mathematics , 5.Dartmouth College, 6.Univ. of Alaska, Fairbanks)