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Otaki Town

Chiba Prefecture

In Otaki Town, Chiba Prefecture, 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.)

In Chiba Prefecture, 54 of 54 municipalities cover outpatient care through age 18, and Otaki Town is one of them.

Otaki Town is one of 17 municipalities in Chiba Prefecture that meet all three conditions: coverage through age 18 for both outpatient and inpatient care, no income limit, and no co-payment.

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 18(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
Yes(April 1, 2025)
Population
8,005(Resident register, 2024)
Share under 15
8.7%(2020 census)

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Child medical expense subsidy

Child medical expense subsidy
ItemOutpatientInpatient
Covered untilAge 18
through the end of the fiscal year in which the child turns 18 (end of high-school age)
Age 18
through the end of the fiscal year in which the child turns 18 (end of high-school age)
Income limitNoNo
Co-paymentNoNo

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
8,005Rank 47 of 54 in the prefecture2024
Share under 15
8.7%Rank 43 of 54 in the prefecture2020 census
Share 65 and over
43.7%2020 census
Share of foreign residents
1.0%2020 census
Net migration (move-ins minus move-outs)2024. A positive number means more people moved in than moved out
-9Rank 26 of 54 in the prefecture2024
Births per 1,000 residents
2.5Rank 48 of 54 in the prefecture2023
Nursery schools
22023
Nursery schools per 1,000 children under 15
2.59Rank 11 of 54 in the prefecture2023
Kindergartens
02024
Elementary schools
22024
Doctors per 10,000 residents
27.5Rank 8 of 54 in the prefecture2022
Clinics per 10,000 residents
7.52023
General hospitals
22023
Owner-occupied homes
—2023
Floor area per dwelling
—2023
Fiscal strength indexAbove 1 means local tax revenue covers standard spending
0.41Rank 49 of 54 in the prefecture2022
Restaurants
602021

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 municipalities in the same prefecture (by population)

All 54 municipalities in Chiba Prefecture

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Page updated: . You may quote this table. Please credit Machishirabe and the original survey.