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. Diabetes & Metabolism Research Center, University of Utah, Salt Lake City, Utah
4. Department of Physiology, Juntendo University Faculty of Medicine, Tokyo, Japan
5. Center for Therapeutic Innovations in Diabetes, Juntendo University Graduate School of Medicine, Tokyo, Japan
6. Center for Molecular Diabetology, Juntendo University Graduate School of Medicine, Tokyo, Japan