1. Public Health, Department of Social Medicine, Osaka University Graduate School of Medicine
2. Osaka Center for Cancer and Cardiovascular Disease Prevention
3. Department of Public Health Medicine, Faculty of Medicine, University of Tsukuba
4. Ibaraki Western Medical Center
5. Department of Public Health, Dokkyo Medical University School of Medicine
6. Yao City Public Health Center
7. Department of Epidemiology, Fukushima Medical University
8. Department of Community Health, Faculty of Medicine, University of Tsukuba
9. Department of Public Health, Juntendo University School of Medicine
10. Research Team for Social Participation and Community Health, Tokyo Metropolitan Institute of Gerontology