3:15 PM - 3:30 PM
*Hironobu HYODO1, Keiko SATO2, Hidenori KUMAGAI2, Shinji YAMAMOTO3, Takazo SHIBUYA2, Tsuyoshi KOMIYA3 (1.RINS, Okayama Univ. of Sci., 2.JapanAgency for Marine-Earth Science and Technology, 3.Dep. of Earth Science & Astronomy, Univ. of Tokyo)