1. Fu Sui Do Co., Ltd.
2. Shizuoka University Center for Integrated Research and Education of Natural Hazards
3. Kokusai Kogyo Co., Ltd.
4. Faculty of Science and Technology, Meijo University
5. Suncoh Consultants Co., Ltd.
6. KANSO Co., Ltd.
7. Eight-Japan Engineering Consultants Inc.
8. JR Central Consultants Company
9. Kawasaki Geological Engineering Co., Ltd.
10. Faculty of Engineering, Gifu University
11. Nisshin Engineering Co., Ltd.
12. Oyo Corporation
13. Nippon Geophysical Prospecting Co., Ltd.
14. NTC Consultants Inc.
15. AICO Co., Ltd.