1. Department of Cardio-Diabetes Medicine, Institute of Biomedical Sciences, The University of Tokushima Graduate School
2. Department of Nutrition and Metabolism, Institute of Biomedical Sciences, The University of Tokushima Graduate School
3. Diabetes and Lifestyle-related Disease Center, Tomishiro Central Hospital
4. Department of Cardiovascular Medicine, Institute of Biomedical Sciences, The University of Tokushima Graduate School
5. Department of Epidemiology and Public Health, Yokohama City University, Graduate School of Medicine
6. Division of Endocrinology, Diabetes and Metabolism, Hematology, Rheumatology (Second Department of Internal Medicine), Graduate School of Medicine, University of the Ryukyus