3:30 PM - 5:00 PM
*Motohiro Sato1, Masao Ban2, Shumpei Yoshimura3, Mitsuhiro Nakagawa3 (1.Graduate School of Science and Technology, Yamagata University, 2.Department of Science, Faculty of Science, Yamagata University, 3.Department of Natural History of Science, Faculty of Science, Hokkaido University)