1. Laboratory for Future Interdisciplinary Research of Science and TechnologyTokyo Institute of TechnologyYokohama226‐8503Japan
2. Research Center for Advanced Science and TechnologyThe University of TokyoTokyo153‐8904Japan
3. Advanced Composites CenterToray Industries, Inc.Nagoya455‐0024Japan
4. First Advanced Composites Technical DepartmentToray Industries, Inc.Nagoya455‐0024Japan
5. Innovative Materials and Resources Research CenterPublic Works Research InstituteIbaraki305‐8516Japan
6. Department of Architecture and Civil EngineeringToyohashi University of TechnologyAichi441‐8580Japan
7. Institute of EngineeringTokyo University of Agriculture and TechnologyTokyo184‐8588Japan
8. Department of Civil and Environmental EngineeringTokyo Metropolitan UniversityTokyo192‐0397Japan