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Shimonoseki City

Yamaguchi Prefecture

In Shimonoseki City, Yamaguchi 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.)

Of the 19 municipalities in Yamaguchi Prefecture, only Shimonoseki City, Iwakuni City and Sanyoonoda City (3) cover outpatient care to Age 15. The other 16 cover it through age 18.

Shimonoseki City does not meet coverage through age 18 of the three conditions (coverage through age 18, no income limit, no co-payment). In Yamaguchi Prefecture, 15 of 19 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
243,422(Resident register, 2024)
Share under 15
11.0%(2020 census)

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Child medical expense subsidy

Child medical expense subsidy
ItemOutpatientInpatient
Covered untilAge 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 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
243,422Rank 1 of 19 in the prefecture2024
Share under 15
11.0%Rank 10 of 19 in the prefecture2020 census
Share 65 and over
35.4%2020 census
Share of foreign residents
1.5%2020 census
Net migration (move-ins minus move-outs)2024. A positive number means more people moved in than moved out
-1,265Rank 13 of 19 in the prefecture2024
Births per 1,000 residents
5.0Rank 10 of 19 in the prefecture2023
Nursery schools
342023
Nursery schools per 1,000 children under 15
1.21Rank 18 of 19 in the prefecture2023
Kindergartens
182024
Elementary schools
422024
Doctors per 10,000 residents
29.3Rank 3 of 19 in the prefecture2022
Clinics per 10,000 residents
10.72023
General hospitals
202023
Owner-occupied homes
63.8%2023
Floor area per dwelling
95.5 m²2023
Fiscal strength indexAbove 1 means local tax revenue covers standard spending
0.54Rank 10 of 19 in the prefecture2022
Restaurants
1,0512021

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 19 municipalities in Yamaguchi Prefecture

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