According to the source, adults suspected to have diabetes are respondents who had a blood HbA1c level ≥ 6.5% (NGSP) or are currently under insulin treatment or oral hypoglycemic medication.
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Share of male adults presumed to have diabetes in Japan 2023, by age group
During the surveyed period in 2023, around **** percent of the male respondents aged 70 years and over were suspected to have diabetes. By contrast, zero percent of respondents in the age group 20 to 29 years were strongly presumed to have diabetes.
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MHLW (Japan). (March 31, 2025). Share of male adults strongly suspected to have diabetes in Japan as of November 2023, by age group [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 31, 2026, from /statistics/1001048/japan-male-adults-suspicion-diabetes-share-by-age-group/
MHLW (Japan). "Share of male adults strongly suspected to have diabetes in Japan as of November 2023, by age group." Chart. March 31, 2025. ÌÇÐÄÆÆ½â°æ. Accessed July 31, 2026. /statistics/1001048/japan-male-adults-suspicion-diabetes-share-by-age-group/
MHLW (Japan). (2025). Share of male adults strongly suspected to have diabetes in Japan as of November 2023, by age group. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 31, 2026. /statistics/1001048/japan-male-adults-suspicion-diabetes-share-by-age-group/
MHLW (Japan). "Share of Male Adults Strongly Suspected to Have Diabetes in Japan as of November 2023, by Age Group." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 31 Mar 2025, /statistics/1001048/japan-male-adults-suspicion-diabetes-share-by-age-group/
MHLW (Japan), Share of male adults strongly suspected to have diabetes in Japan as of November 2023, by age group ÌÇÐÄÆÆ½â°æ, /statistics/1001048/japan-male-adults-suspicion-diabetes-share-by-age-group/ (last visited July 31, 2026)
Share of male adults strongly suspected to have diabetes in Japan as of November 2023, by age group [Graph], MHLW (Japan), March 31, 2025. [Online]. Available: /statistics/1001048/japan-male-adults-suspicion-diabetes-share-by-age-group/