Kumamoto Prefecture45 municipalities

Of the 45 municipalities in Kumamoto Prefecture, 45 cover outpatient care through age 18, 45 have no income limit, and 43 charge no outpatient co-payment. Since last year, 0 have changed their conditions (as of April 1, 2025, Children and Families Agency survey).

In Kumamoto Prefecture, the municipalities that do not cover outpatient care through age 18 are none. With an income limit: none. With an outpatient co-payment: Kumamoto City and Uki City.

Child medical expense subsidy, national totals (as of April 1, 2025, Children and Families Agency survey)
Condition	Municipalities	Municipalities in survey	Share
Outpatient care covered through age 18	45	45	100.0%
No income limit	45	45	100.0%
No co-payment for outpatient care	43	45	95.6%
Changed since last year	0	45	0.0%

Filter by conditions

43 municipalities in Kumamoto Prefecture where child medical care is free through age 18 (no income limit, no co-payment)

Yatsushiro City, Amakusa City, Koshi City, Tamana City, Arao City, Yamaga City, Kikuchi City, Kikuyo Town, Ozu Town, Uto City, Mashiki Town, Hitoyoshi City, Aso City, Kamiamakusa City, Minamata City, Mifune Town, Nagasu Town, Ashikita Town, Asagiri Town, Yamato Town, Hikawa Town, Kashima Town, Nishiki Town, Minamiaso Village, Kosa Town, Nagomi Town, Nankan Town, Misato Town, Taragi Town, Nishihara Village, Oguni Town, Reihoku Town, Takamori Town, Gyokuto Town, Tsunagi Town, Sagara Village, Minamioguni Town, Yunomae Town, Yamae Village, Kuma Village, Mizukami Village, Ubuyama Village, Itsuki Village

0 municipalities where outpatient coverage ends before age 18

None.

0 municipalities with an income limit

None.

2 municipalities with an outpatient co-payment

Kumamoto City, Uki City

0 municipalities that changed their conditions since April 2024

None.

National survey values as of April 1, 2025. Later changes confirmed on official websites are noted on each municipality's page.

All 45 municipalities in Kumamoto Prefecture

Subsidy conditions as of April 1, 2025. Population from the resident register, 2024. Last checked September 24, 2026.

Child medical expense subsidy in the 45 municipalities of Kumamoto Prefecture (as of April 1, 2025, Children and Families Agency survey)
Municipality	Outpatient until	Inpatient until	Income limit (out / in)	Co-payment (outpatient)	Co-payment (inpatient)	Population	Changed
Kumamoto City	Age 18	Age 18	No	Yes	No	731,331	No
Yatsushiro City	Age 18	Age 18	No	No	No	120,023	No
Amakusa City	Age 18	Age 18	No	No	No	71,920	No
Koshi City	Age 18	Age 18	No	No	No	65,160	No
Tamana City	Age 18	Age 18	No	No	No	62,582	No
Uki City	Age 18	Age 18	No	Yes	Yes	56,356	No
Arao City	Age 18	Age 18	No	No	No	49,036	No
Yamaga City	Age 18	Age 18	No	No	No	48,002	No
Kikuchi City	Age 18	Age 18	No	No	No	46,599	No
Kikuyo Town	Age 18	Age 18	No	No	No	43,761	No
Ozu Town	Age 18	Age 18	No	No	No	36,343	No
Uto City	Age 18	Age 18	No	No	No	36,143	No
Mashiki Town	Age 18	Age 18	No	No	No	34,107	No
Hitoyoshi City	Age 18	Age 18	No	No	No	29,742	No
Aso City	Age 18	Age 18	No	No	No	24,170	No
Kamiamakusa City	Age 18	Age 18	No	No	No	23,592	No
Minamata City	Age 18	Age 18	No	No	No	21,639	No
Mifune Town	Age 18	Age 18	No	No	No	17,270	No
Nagasu Town	Age 18	Age 18	No	No	No	15,220	No
Ashikita Town	Age 18	Age 18	No	No	No	14,877	No
Asagiri Town	Age 18	Age 18	No	No	No	14,058	No
Yamato Town	Age 18	Age 18	No	No	No	12,887	No
Hikawa Town	Age 18	Age 18	No	No	No	10,742	No
Kashima Town	Age 18	Age 18	No	No	No	10,254	No
Nishiki Town	Age 18	Age 18	No	No	No	10,033	No
Minamiaso Village	Age 18	Age 18	No	No	No	10,026	No
Kosa Town	Age 18	Age 18	No	No	No	9,948	No
Nagomi Town	Age 18	Age 18	No	No	No	9,007	No
Nankan Town	Age 18	Age 18	No	No	No	8,657	No
Misato Town	Age 18	Age 18	No	No	No	8,632	No
Taragi Town	Age 18	Age 18	No	No	No	8,321	No
Nishihara Village	Age 18	Age 18	No	No	No	7,074	No
Oguni Town	Age 18	Age 18	No	No	No	6,295	No
Reihoku Town	Age 18	Age 18	No	No	No	6,222	No
Takamori Town	Age 18	Age 18	No	No	No	5,823	No
Gyokuto Town	Age 18	Age 18	No	No	No	5,158	No
Tsunagi Town	Age 18	Age 18	No	No	No	4,107	No
Sagara Village	Age 18	Age 18	No	No	No	3,961	No
Minamioguni Town	Age 18	Age 18	No	No	No	3,804	No
Yunomae Town	Age 18	Age 18	No	No	No	3,445	No
Yamae Village	Age 18	Age 18	No	No	No	3,162	No
Kuma Village	Age 18	Age 18	No	No	No	2,648	No
Mizukami Village	Age 18	Age 18	No	No	No	1,933	No
Ubuyama Village	Age 18	Age 18	No	No	No	1,361	No
Itsuki Village	Age 18	Age 18	No	No	No	929	No

Source: Children and Families Agency, Survey on Municipal Child Medical Expense Subsidies (municipal form, attachment 3) / e-Stat, Statistical Observations of Municipalities 2026 (Statistics Bureau of Japan)