11:30 AM - 11:45 AM
*Daisuke SUGAWARA1, Yuichi NISHIMURA2, Kazuhisa GOTO1, James GOFF3, Bruce JAFFE4, Bruce RICHMOND4, Catherine CHAGUE-GOFF5, Witold SZCZUCINSKI6, Yusuke YOKOYAMA7, Yosuke MIYAIRI7, Chikako SAWADA7 (1.Tohoku University, 2.Hokkaido University, 3.University of New South Wales, 4.U.S. Geological Survey, Pacific Coastal and Marine Science Center, 5.Australian Nuclear Science and Technology Organisation, 6.Adam Mickiewicz University in Poznan, 7.Tokyo University)