Okazaki City: child medical expense subsidy
In Okazaki City, Aichi Prefecture, the child medical expense subsidy covers outpatient care through the end of the fiscal year in which the child turns 15 (end of junior high school) 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.) We checked Okazaki City's official website on October 19, 2026, and these conditions still apply. There is no out-of-pocket charge for insured care, so it is effectively free.
Of the 54 municipalities in Aichi Prefecture, only Okazaki City, Ichinomiya City, Nishio City, Chiryu City, Takahama City and Ama City (6) cover outpatient care to Age 15. The other 48 cover it through age 18.
Okazaki City does not meet coverage through age 18 of the three conditions (coverage through age 18, no income limit, no co-payment). In Aichi Prefecture, 47 of 54 municipalities meet all three.
Municipalities call this program by different names (小児医療費助成, こども医療費助成, 乳幼児医療費助成, 子育て支援医療). This site uses the national survey's term, "child medical expense subsidy".
- Covered until (Outpatient)
- Age 15(April 1, 2025)
- Covered until (Inpatient)
- Age 18(April 1, 2025)
- Income limit
- No(April 1, 2025)
- Co-payment
- No(April 1, 2025)
- Coverage through age 18
- No (outpatient to Age 15, inpatient to Age 18)(April 1, 2025)
- Population
- 382,656(Resident register, 2024)
- Share under 15
- 14.1%(2020 census)
For applications, refunds and visits outside the prefecture, check the official website of Okazaki City.
Child medical expense subsidy
We checked Okazaki City's official website on October 19, 2026. The current conditions are the same as in the table below (national survey). Official website
| Item | Outpatient | Inpatient |
|---|---|---|
| Covered until | Age 15 through the end of the fiscal year in which the child turns 15 (end of junior high school) | Age 18 through 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.
Frequently asked questions
Until what age does Okazaki City subsidize child medical expenses?
Outpatient care is covered through the end of the fiscal year in which the child turns 15 (end of junior high school) and inpatient care through the end of the fiscal year in which the child turns 18 (end of high-school age) (checked on the official website, October 2026).
There is no out-of-pocket charge for insured care, so it is effectively free.
Are high school students covered in Okazaki City?
Outpatient coverage ends through the end of the fiscal year in which the child turns 15 (end of junior high school), so high school students are not covered for outpatient care, but inpatient care is covered through the end of the fiscal year in which the child turns 18 (end of high-school age).
Does Okazaki City apply an income limit?
No (checked on the official website, October 2026).
Do the conditions differ between outpatient and inpatient care in Okazaki City?
Yes. Outpatient care is covered through the end of the fiscal year in which the child turns 15 (end of junior high school) (income limit: no; co-payment: no); inpatient care is covered through the end of the fiscal year in which the child turns 18 (end of high-school age) (income limit: no; co-payment: no).
Has Okazaki City changed its conditions since last year?
No. The national surveys as of April 1, 2024 and April 1, 2025 record the same conditions.
How does Okazaki City compare with other municipalities in Aichi Prefecture?
Of the 54 municipalities in Aichi Prefecture, only Okazaki City, Ichinomiya City, Nishio City, Chiryu City, Takahama City and Ama City (6) cover outpatient care to Age 15. The other 48 cover it through age 18.
Okazaki City does not meet coverage through age 18 of the three conditions (coverage through age 18, no income limit, no co-payment). In Aichi Prefecture, 47 of 54 municipalities meet all three.
If I move out of Okazaki City, do the same conditions apply?
No. The subsidy is run by the municipality you live in, so the new municipality's conditions apply. Check its page on this site, and confirm the procedure on that municipality's official website.
Municipalities of similar size in Aichi Prefecture: Nagoya City, Toyota City, Ichinomiya City, Toyohashi City, Kasugai City, Anjo City
Nursery and after-school club waiting lists in Okazaki City
Okazaki City had 11 children on the nursery waiting list as of April 1, 2026 (7,120 applicants, 7,087 enrolled; 16 waiting a year earlier). After-school clubs had 143 children waiting as of May 1, 2026 (preliminary; 3,488 registered).
| Item | Value | As of |
|---|---|---|
| Nursery waiting list | 11 | Apr 1, 2026 |
| Waiting list a year earlier (April 1, 2025) | 16 | Apr 1, 2025 |
| Nursery applicants | 7,120 | Apr 1, 2026 |
| Children enrolled in nurseries | 7,087 | Apr 1, 2026 |
| After-school club waiting list | 143 | May 1, 2026 (prelim.) |
| After-school club registrations | 3,488 | May 1, 2026 (prelim.) |
"Waiting" follows the national definition: applicants not enrolled, excluding those on parental leave, those who want only a specific facility, and those who have paused their job search. Zero does not guarantee a place at a preferred facility. After-school club figures are preliminary and may be revised.
Source: Children and Families Agency, Summary of Nursery Care Status (April 1, 2026) / Children and Families Agency, Status of After-School Clubs (May 1, 2026, preliminary)
Parks, libraries, community centers and nursery schools in Okazaki City
Okazaki City has 258 urban parks (434.9 ha), or 11.5 m² per resident (Rank 8 of 54 in the prefecture). It has 2 libraries, 0 community centers, 53 nursery schools and 48 elementary schools.
Urban parks: MLIT inventory as of March 31, 2025. Libraries and community centers: e-Stat, 2021. Nursery and elementary schools: e-Stat.
| Item | Value | Rank in prefecture | As of |
|---|---|---|---|
| Urban parks | 258 | Rank 4 of 54 in the prefecture | Mar 31, 2025 |
| Urban park area | 434.9 ha | — | Mar 31, 2025 |
| Urban park area per residentDivided by the population of the city-planning area (MLIT's calculation) | 11.5 m² | Rank 8 of 54 in the prefecture | Mar 31, 2025 |
| Libraries | 2 | Rank 46 of 54 in the prefecture | 2021 |
| Community centers | 0 | — | 2021 |
| Nursery schools | 53 | Rank 48 of 54 in the prefecture | 2023 |
| Kindergartens | 20 | — | 2024 |
| Elementary schools | 48 | — | 2024 |
Source: MLIT, Inventory of Urban Parks (end of FY2024, as of March 31, 2025) / e-Stat, Statistical Observations of Municipalities 2026 (Statistics Bureau of Japan)
Population, share of children, net migration and doctors in Okazaki City
- PopulationResident register, 2024
- 382,656Rank 3 of 54 in the prefecture2024
- Share under 15
- 14.1%Rank 15 of 54 in the prefecture2020 census
- Share 65 and over
- 23.3%2020 census
- Share of foreign residents
- 2.8%2020 census
- Net migration (move-ins minus move-outs)2024. A positive number means more people moved in than moved out
- -1,454Rank 43 of 54 in the prefecture2024
- Births per 1,000 residents
- 6.5Rank 19 of 54 in the prefecture2023
- Nursery schools
- 532023
- Nursery schools per 1,000 children under 15
- 0.98Rank 48 of 54 in the prefecture2023
- Kindergartens
- 202024
- Elementary schools
- 482024
- Doctors per 10,000 residents
- 19.6Rank 17 of 54 in the prefecture2022
- Clinics per 10,000 residents
- 6.12023
- General hospitals
- 122023
- Owner-occupied homes
- 65.0%2023
- Floor area per dwelling
- 101.2 m²2023
- Fiscal strength indexAbove 1 means local tax revenue covers standard spending
- 1.00Rank 14 of 54 in the prefecture2022
- Restaurants
- 1,2512021
Source: e-Stat, Statistical Observations of Municipalities 2026 (Statistics Bureau of Japan)
"—" means e-Stat has no value for this item (the Housing and Land Survey does not cover towns and villages).
Compare with similar-sized municipalities in Aichi Prefecture
| Municipality | Population | Outpatient until | Income limit | Co-payment (outpatient / inpatient) | Nursery waiting list |
|---|---|---|---|---|---|
| Okazaki City | 382,656 | Age 15 | No | No / No | 11 |
| Nagoya City | 2,303,004 | Age 18 | No | No / No | 0 |
| Toyota City | 414,750 | Age 18 | No | No / No | 0 |
| Ichinomiya City | 376,861 | Age 15 | No | No / No | 0 |
| Toyohashi City | 366,089 | Age 18 | No | No / No | 0 |
| Kasugai City | 305,902 | Age 18 | No | No / No | 0 |
| Anjo City | 187,665 | Age 18 | No | No / No | 0 |
Outpatient age limit, income limit and co-payment are the national survey values as of April 1, 2025.
Page updated: . You may quote this table. Please credit Machishirabe and the original survey.