1. Department of Epidemiology and Public Health, Kanazawa Medical University, Ishikawa, Japan
2. Department of Preventive Medicine and Public Health, Keio University, Tokyo, Japan
3. Department of Social and Environmental Medicine, Osaka University Graduate School of Medicine, Osaka, Japan
4. Department of Public Health, Aichi Medical University School of Medicine, Aichi, Japan
5. Department of Clinical Studies, Radiation Effects Research Foundation, Hiroshima, Japan
6. Department of Preventive Cardiology, National Cerebral and Cardiovascular Center, Suita, Japan
7. Department of Medical Statistics, Shiga University of Medical Science, Otsu, Japan
8. Department of Health Science, Shiga University of Medical Science, Otsu, Japan
9. Life‐Related Disease Prevention Center, Shiga University of Medical Science, Otsu, Japan