1. Assistant Professor, Research Institute of Structural Engineering and Disaster Reduction, Tongji Univ., Shanghai 200092, China; Post Doctoral Researcher, Advanced Research Center for Natural Disaster Risk Reduction, Meijo Univ., 1-501 Shiogamaguchi, Tempakuku, Nagoya 468-8502, Japan.
2. Professor, Dept. of Civil Engineering, Meijo Univ., 1-501 Shiogamaguchi, Tempaku-ku, Nagoya 468-8502, Japan (corresponding author).
3. Undergraduate student, Dept. of Civil Engineering, Meijo Univ., 1-501 Shiogamaguchi, Tempaku-ku, Nagoya 468-8502, Japan.
4. Graduate Student, Dept. of Civil Engineering, Meijo Univ., 1-501 Shiogamaguchi, Tempaku-ku, Nagoya 468-8502, Japan.