1. Department of Diabetes ResearchDiabetes Research Center, National Center for Global Health and Medicine1‐21‐1 ToyamaShinjuku‐Ku Tokyo162‐8655 Japan
2. Department of Public HealthTokyo Women's Medical University8‐1 Kawada‐ChoShinjuku‐Ku Tokyo162‐8666 Japan
3. Department of Endocrinology and DiabetesSaitama Medical University38 Moro‐hongoMoroyama, Iruma‐gun Saitama350‐0495 Japan
4. Epidemiology and Prevention GroupResearch Center for Cancer Prevention and Screening, National Cancer Center5‐1‐1 TsukijiChuo‐Ku Tokyo104‐0045 Japan
5. Department of Epidemiology and PreventionNational Center for Global Health and Medicine1‐21‐1 ToyamaShinjuku‐Ku Tokyo162‐8655 Japan
6. AXA Department of Health and Human Security, Graduate School of Medicinethe University of Tokyo7‐3‐1 HongoBunkyo‐Ku Tokyo113‐0033 Japan
7. Department of Diabetes and Metabolic Diseases, Graduate School of Medicinethe University of Tokyo7‐3‐1 HongoBunkyo‐Ku Tokyo113‐8655 Japan