1. Department of Medicine Shiga University of Medical Science Otsu Japan
2. Department of Diabetology & Endocrinology Kanazawa Medical University Ishikawa Japan
3. Department of Diabetes and Endocrine Medicine Kagoshima University Graduate School of Medical and Dental Sciences Kagoshima Japan
4. Department of Medicine Asahikawa Medical University Hokkaido Japan
5. Medical Corporation Kyousoukai Osaka Japan
6. Kusatsu General Hospital Kusatsu Japan