3:00 PM - 3:15 PM
*Kenji KAWAI1, Kensuke KONISHI2, Robert J. GELLER3, Nobuaki FUJI4 (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 2.School of Earth and Environmental Sciences, Seoul National University, 3.Department of Earth and Planetary Science, Graduate School of Science, University of Tokyo, 4.Institut de Physique du Globe de Paris)