The survey was conducted at medical facilities on one designated date set for each institution from three days in October.
The number of patients refers to those who were continuously receiving medical treatment (including those who did not receive medical treatment at medical institutions on the dates of the survey) calculated by the following formula:
number of patients receiving medical treatment = estimated number of inpatients + estimated number of initial visit outpatients + (estimated number of return visit outpatients × average interval since last visit × adjustment factor (6/7))
Citation formats
Number of treated patients Japan 2023, by disease classification
As of 2023, over **** million patients in Japan were treated for ****. This includes hypertensive diseases, other heart diseases, and cerebrovascular diseases. The overall patient number was around 21.2 million for those with **.
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MHLW (Japan). (June 30, 2024). Number of patients receiving treatments in Japan in 2023, by disease classification (in 1,000s) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 24, 2026, from /statistics/1324267/japan-number-treated-patients-by-disease-classification/
MHLW (Japan). "Number of patients receiving treatments in Japan in 2023, by disease classification (in 1,000s)." Chart. June 30, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 24, 2026. /statistics/1324267/japan-number-treated-patients-by-disease-classification/
MHLW (Japan). (2024). Number of patients receiving treatments in Japan in 2023, by disease classification (in 1,000s). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 24, 2026. /statistics/1324267/japan-number-treated-patients-by-disease-classification/
MHLW (Japan). "Number of Patients Receiving Treatments in Japan in 2023, by Disease Classification (in 1,000s)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 30 Jun 2024, /statistics/1324267/japan-number-treated-patients-by-disease-classification/
MHLW (Japan), Number of patients receiving treatments in Japan in 2023, by disease classification (in 1,000s) ÌÇÐÄÆƽâ°æ, /statistics/1324267/japan-number-treated-patients-by-disease-classification/ (last visited July 24, 2026)
Number of patients receiving treatments in Japan in 2023, by disease classification (in 1,000s) [Graph], MHLW (Japan), June 30, 2024. [Online]. Available: /statistics/1324267/japan-number-treated-patients-by-disease-classification/
