1. Process Research Laboratories, Nippon Steel & Sumitomo Metal Corporation
2. Advanced Technology Research Laboratories, Nippon Steel & Sumitomo Metal Corporation
3. Technical Research & Development Bureau, Nippon Steel & Sumitomo Metal Corporation
4. Futtsu Unit, Nippon Steel & Sumikin Technology Co., Ltd.
5. International Research and Education Center for Element Science, Gunma University
6. Division of Environmental Engineering Science, Graduate School of Science and Technology Gunma University