11:15 AM - 11:30 AM
*Akifumi Takayama1, Yasunori Sawaki2, Yihuan Ruan1, Yoshihiro Ito3, Takuto Maeda4, Takuo Shibutani3 (1.Kyoto University, Graduate School of Science, Disaster Prevention Research Institute, 2.National Institute of Advanced Industrial Science and Technology, 3.Disaster Prevention Research Institute, Kyoto University, 4.Graduate School of Science and Technology, Hirosaki University)