1. Department of Metabolism & Endocrinology, Juntendo University Graduate School of Medicine, Tokyo, Japan
2. Sportology Center, Juntendo University Graduate School of Medicine, Tokyo, Japan
3. Department of Cardiology, Juntendo University Graduate School of Medicine, Tokyo, Japan
4. Department of Radiology, Juntendo University Graduate School of Medicine, Tokyo, Japan
5. Center for Identification of Diabetic Therapeutic Targets, Juntendo University Graduate School of Medicine, Tokyo, Japan
6. Center for Molecular Diabetology, Juntendo University Graduate School of Medicine, Tokyo, Japan