1. Graduate School of Comprehensive Human Sciences University of Tsukuba Ibaraki Japan
2. Health Services Research and Development Center University of Tsukuba Ibaraki Japan
3. Department of Health Services Research, Institute of Medicine University of Tsukuba Ibaraki Japan
4. Diabetes and Metabolism Information Center Research Institute, National Center for Global Health and Medicine Tokyo Japan
5. Institute for Global Health Policy Research, Bureau of International Health Cooperation, National Center for Global Health and Medicine Tokyo Japan
6. Heisei Medical Welfare Group Research Institute Tokyo Japan
7. Institute of Gerontology, The University of Tokyo Tokyo Japan
8. Institute for Future Initiatives, The University of Tokyo Tokyo Japan
9. Department of Health Policy and Management, School of Medicine Keio University Tokyo Japan
10. Department of Clinical Epidemiology and Health Economics, School of Public Health The University of Tokyo Tokyo Japan
11. Department of Clinical Medicine University of Tsukuba Ibaraki Japan
12. Solutions Center for Health Insurance Claims Kyoto University Hospital Kyoto Japan
13. Division of Medical Information Technology and Administration Planning Kyoto University Hospital Kyoto Japan
14. Center for Innovative Research and Education in Data Science Institute for Liberal Arts and Sciences, Kyoto University Kyoto Japan