1. Muroran R&D Lab., Technical Development Bureau, Nippon Steel & Sumitomo Metal Corporation
2. Yawata Works, Nippon Steel & Sumitomo Metal Corporation
3. Construction Products Unit, Nippon Steel & Sumitomo Metal Corporation
4. Technical Development Bureau, Nippon Steel & Sumitomo Metal Corporation
5. Division of Innovative Technology and Science, Graduate School of Natural Science and Technology, Kanazawa University