12:00 PM - 12:15 PM
*Takeshi HAYASHI1, Masaya YASUHARA2, Noritoshi MORIKAWA2, Hiroshi TAKAHASHI2, Kazuyoshi ASAI3, Yukiko KUSANO4 (1.Akita Univ. Faculty of Education and Human Studies, 2.GSJ, AIST, 3.Geo-science Laboratory, 4.Graduate School of Frontier Sciences, The University of Tokyo)