The survey was conducted at medical facilities on one designated date set for each institution from three days in October.
Rate of treated patients per day = estimated number of patients / total population (based on the national census) x 100,000
The estimated number of patients refers to the number of patients who received treatments at medical facilities on the surveyed day. It excludes the number of returning outpatients who were not treated during that period.
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Ratio of treated inpatients per day Japan 2023, by age
As of 2023, there were almost *** thousand inpatients aged 90 years and older per 100,000 inhabitants in Japan in a day. After passing the years of infants and toddlers, the rate of treated inpatients increased exponentially.
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MHLW (Japan). (May 23, 2025). Estimated number of inpatients receiving treatments in a day per 100,000 population in Japan in 2023, by age group [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 28, 2026, from /statistics/1324161/japan-ratio-treated-inpatients-per-day-by-age/
MHLW (Japan). "Estimated number of inpatients receiving treatments in a day per 100,000 population in Japan in 2023, by age group." Chart. May 23, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 28, 2026. /statistics/1324161/japan-ratio-treated-inpatients-per-day-by-age/
MHLW (Japan). (2025). Estimated number of inpatients receiving treatments in a day per 100,000 population in Japan in 2023, by age group. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 28, 2026. /statistics/1324161/japan-ratio-treated-inpatients-per-day-by-age/
MHLW (Japan). "Estimated Number of Inpatients Receiving Treatments in a Day per 100,000 Population in Japan in 2023, by Age Group." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 23 May 2025, /statistics/1324161/japan-ratio-treated-inpatients-per-day-by-age/
MHLW (Japan), Estimated number of inpatients receiving treatments in a day per 100,000 population in Japan in 2023, by age group ÌÇÐÄÆƽâ°æ, /statistics/1324161/japan-ratio-treated-inpatients-per-day-by-age/ (last visited July 28, 2026)
Estimated number of inpatients receiving treatments in a day per 100,000 population in Japan in 2023, by age group [Graph], MHLW (Japan), May 23, 2025. [Online]. Available: /statistics/1324161/japan-ratio-treated-inpatients-per-day-by-age/
