1. The University of Tokyo,Earthquake Research Institute,Department of Civil Engineering
2. The University of Tokyo,Earthquake Research Institute,Department of Civil Engineering,Tokyo,Japan
3. The University of Tokyo,Earthq. Res. Inst.,Dept. Civil Eng.
4. Japan Agency for Marine-Earth Science and Technology,Research Institute for Marine Geodynamics,Yokohama,Japan
5. Research Institute for Value-Added-Information Generation,Japan Agency for Marine-Earth Science and Technology,Yokohama,Japan
6. Center for Advanced Intelligence Project,RIKEN