1. Research Associate, Dept. of Civil and Environmental Engineering, Waseda Univ., Shinjuku, Tokyo 169-8555, Japan (corresponding author). ORCID: .
2. Professor, Dept. of Civil and Environmental Engineering, Waseda Univ., Shinjuku, Tokyo 169-8555, Japan.
3. Guest Professor, Faculty of Science and Engineering, Waseda Univ., Shinjuku, Tokyo 169-8555, Japan.