Koto Ward
In Koto Ward, Tokyo, the child medical expense subsidy covers both outpatient and inpatient care through the end of the fiscal year in which the child turns 18 (end of high-school age). Income limit: none. Co-payment: none. (As of April 1, 2025, Children and Families Agency survey.)
- Covered until (Outpatient)
- Age 18April 1, 2025
- Covered until (Inpatient)
- Age 18April 1, 2025
- Income limit
- NoApril 1, 2025
- Co-payment
- NoApril 1, 2025
- Coverage through age 18
- YesApril 1, 2025
- Population
- 541,685Resident register, 2024
- Share under 15
- 12.7%2020 census
Child medical expense subsidy
| Outpatient | Inpatient | |
|---|---|---|
| Covered until | Age 18through the end of the fiscal year in which the child turns 18 (end of high-school age) | Age 18through the end of the fiscal year in which the child turns 18 (end of high-school age) |
| Income limit | No | No |
| Co-payment | No | No |
No change since April 1, 2024
Source: Children and Families Agency, Survey on Municipal Child Medical Expense Subsidies (municipal form, attachment 3) (As of April 1, 2025). Last checked September 24, 2026
The national survey records conditions as of April 1 and is published in December. Some municipalities have expanded coverage since then. Confirm the current conditions on the municipality's official website.
Key figures
- PopulationResident register, 2024
- 541,685Rank 9 of 62 in Tokyo2024
- Share under 15
- 12.7%Rank 11 of 62 in Tokyo2020 census
- Share 65 and over
- 21.0%2020 census
- Share of foreign residents
- 5.5%2020 census
- Net migration (move-ins minus move-outs)2024. A positive number means more people moved in than moved out
- +2,063Rank 40 of 62 in Tokyo2024
- Births per 1,000 residents
- 6.6Rank 15 of 62 in Tokyo2023
- Nursery schools
- 1802023
- Nursery schools per 1,000 children under 15
- 2.71Rank 22 of 62 in Tokyo2023
- Kindergartens
- 282024
- Elementary schools
- 452024
- Doctors per 10,000 residents
- 27.2Rank 24 of 62 in Tokyo2022
- Clinics per 10,000 residents
- 8.72023
- General hospitals
- 202023
- Owner-occupied homes
- 44.2%2023
- Floor area per dwelling
- 56.4 m²2023
- Fiscal strength indexAbove 1 means local tax revenue covers standard spending
- —2022
- Restaurants
- 1,8972021
Source: e-Stat, Statistical Observations of Municipalities 2026 (Statistics Bureau of Japan)
Compare with municipalities in the same prefecture (by population)
- Edogawa Ward693,570
- Itabashi Ward578,914
- Suginami Ward577,147
- Hachioji City559,083
- Katsushika Ward469,916
- Machida City430,170
- Shinagawa Ward412,786
- Kita Ward362,089
Page updated: . You may quote this table. Please credit Machishirabe and the original survey.