1. Associate Professor, Dept. of Urban Management, Graduate School of Engineering, Kyoto Univ. C1-2-236, Kyoto-Daigaku-Katsura, Nishikyo-Ku, Kyoto 615-8540, Japan.
2. Assistant Professor, Dept. of Materials Science and Engineering, Univ. of Ioannina, Greece; formerly, Ph.D. Research Fellow, Research Institute of Technology, Tobishima Corp., Kimagase 5472, Noda-shi, Chiba 270-0222, Japan.
3. Civil Engineering Headquarters, Tobishima Corp., 2-Banchi, Sanbancho, Chiyoda-ku, Tokyo, 102-8332, Japan.