From the Department of Diabetes, Endocrinology and Nutrition, Kyoto University Graduate School of Medicine, Kyoto, Japan (Y.O., M.S., N.I., A.K.). Division of Metabolism and Endocrinology, Department of Internal Medicine, St. Marianna University School of Medicine, Kawasaki, Japan (M.S.). Department of Internal Medicine (Y.T.), Graduate School of Medical Science, Kanazawa University, Kanazawa, Japan. Department of Health Promotion and Medicine of the Future (T. Yoneda), Graduate School of Medical Science, Kanazawa University, Kanazawa, Japan. Department of Endocrinology, Metabolism and Nephrology, Keio University School of Medicine, Tokyo, Japan (I.K., H.I.). Department of Endocrinology and Metabolism, National Hospital Organization Kyoto Medical Center, Kyoto, Japan (M.T.). Department of Diabetes and Endocrinology, Saiseikai Yokohamashi Tobu Hospital, Yokohama, Japan (T.I.). Division of Metabolism and Endocrinology, Department of Internal Medicine, St. Marianna University School of Medicine Yokohama City Seibu Hospital, Yokohama, Japan (T.K.). Department of Diabetes and Endocrinology, Sapporo City General Hospital, Sapporo, Japan (N.W.). Department of Medicine and Bioregulatory Science, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan (R.S., Y.O.). Department of Molecular Endocrinology and Metabolism, Tokyo Medical and Dental University, Tokyo, Japan (T. Yoshimoto, T. Yamada). Department of Metabolic Medicine, Faculty of Life Sciences, Kumamoto University, Kumamoto, Japan (J.K.). Department of Cardiology, Sanda City Hospital, Sanda, Japan (Y.M.). Division of Nephrology, Hypertension and Endocrinology, Nihon University School of Medicine, Tokyo, Japan (H.K.). Division of Cardiovascular Medicine, Department of Internal Medicine, Shinko Hospital, Kobe, Japan (K.K.). Department of Geriatric and General Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (K.Y.). Department of Metabolic Medicine, Osaka University Graduate School of Medicine, Osaka, Japan (M.O.). Departoment of Endocrinology, Tenri Hospital, Tenri, Japan (S.O.). Department of Endocrinology and Metabolism, Tottori University Hospital, Yonago, Japan (S.I.). Department of Cardiology and Nephrology, Mie University Graduate School of Medicine, Mie, Japan (R.O.). Department of Medical Science and Cardiorenal Medicine, Yokohama City University Graduate School of Medicine, Japan (K.T.). Division of Endocrinology, National Center for Global Health and Medicine, Tokyo, Japan (A.T.). Clinical Researh Institute of Endocrinology and Metabolism, National Hospital Organization Kyoto Medical Center and Endocrine Center, Ijinkai Takeda General Hospital, Kyoto, Japan (M.N.).