1. Department of Civil and Environmental Engineering, National Defense Academy , 1-10-20 Hashirimizu, Yokosuka 239-8686, Japan
2. Tsunami Research Center, Port and Airport Research Institute , 3-1-1 Nagase, Yokosuka 239-0826, Japan
3. Department of Urban and Civil Engineering, Ibaraki University , 4-12-1 Nakanarusawa, Hitachi 316-8511, Japan
4. Technical Group, Block Division, TETRA Co. , 2–7 Higashi Nakanuki, Tsuchiura, Ibaraki 300-0006, Japan
5. Coastal Engineering Department, INA Co. , 1-44-10 Sekiguchi, Bunkyo-ku, Tokyo 112-8668, Japan
6. Civil Engineering Research Institute, Taisei Co. , 344–1 Nase, Totsuka-ku, Yokohama 245-0051, Japan
7. Pacific Consultants International , 1-7-5 Sekido, Tama-city, Tokyo 206-8550, Japan
8. Colombo/Male' Liaison Representative Office, Wakachiku Co. , 2-23-18 Shimomeguro, Meguro-ku, Tokyo 153-0064, Japan
9. Disaster Control Research Center, Tohoku University , Sendai 980-8579, Japan