Kaori Nagai¹, Abdul Muhari², Masashi Watanabe³, Kwanchai Pakoksung⁴, Anawat Suppasri⁴, Fumihiko Imamura⁴ and Taro Arikawa⁵, (1)Chuo University, Tokyo, Japan, (2)Corvallis, OR, United States, (3)Chuo University, Faculty of Science and Engineering, Tokyo, Japan, (4)Tohoku University, International Research Institute of Disaster Science, Sendai, Japan, (5)Chuo Univercity, Tokyo, Japan