2:00 PM - 2:15 PM
*Haruna Kojima1, Katsumi Hattori2, Chie Yoshino2, Michikuni Shimo3, Toshiharu Konishi4, Ryuichi Furuya5 (1.Graduate School of Science and Engineering,Chiba University, 2.Department of Earth Sciences,Graduate School of Science,Chiba University, 3.Fujita Hearth University, 4.OHYO KOKEN KOGYO Co.,Ltd, 5.COM SYSTEM ,INC.)