2:15 PM - 2:30 PM
*Yo Kawamura1, Tatsuya Yoshida1, Naoki Terada1, Yuki Nakamura2, Shungo Koyama1, Hiroki Karyu1, Kaori Terada, Shotaro Sakai1 (1.Department of Geophysics, Faculty of Science, Tohoku University, 2.School of science, The university of tokyo)