4:45 PM - 5:00 PM
*Hiroyuki Hoshi1, Hikoma Oshida2, Hiroki Hayashi3, Hideki Iwano4, Tohru Danhara4, Yukito Kurihara5, Yukio Yanagisawa6 (1.Department of Earth Sciences, Aichi University of Education, 2.Aichi Prefectural Kaisho High School, 3.Shimane University, 4.Kyoto Fission-Track, 5.Mie University, 6.Geological Survey of Japan, AIST)