1. Department of Endocrinology, Metabolism and Diabetes Kindai University Faculty of Medicine Osaka‐sayama Japan
2. Department of Geriatric and General Medicine Osaka University Graduate School of Medicine Suita Japan
3. Department of General and Geriatric Medicine Kawasaki Medical University Okayama Japan
4. Department of Diabetes and Molecular Genetics Ehime University Graduate School of Medicine Toon Japan
5. Katsuya Clinic Amagasaki Japan
6. Department of Clinical Gene Therapy Osaka University Graduate School of Medicine Suita Japan
7. Fukuda Clinic Osaka Japan
8. Graduate School of Public Health Shizuoka Graduate University of Public Health Shizuoka Japan