Child medical expense subsidy
Of the 1,740 municipalities in the national survey, 1,585 cover outpatient care through age 18 and 1,691 have no income limit. Since last year, 233 have changed their conditions. (As of April 1, 2025, Children and Families Agency survey.)
1,216 municipalities (69.8%) meet all three conditions: coverage through age 18 for both outpatient and inpatient care, no income limit, and no co-payment. 49 still have an income limit, 46 set different age limits for outpatient and inpatient care, and 95 differ on co-payment.
The child medical expense subsidy is a municipal program that pays all or part of the patient's share of a child's medical bills. Three things differ by municipality: the age limit, whether there is a parental income limit, and whether a co-payment is charged at the counter. Some municipalities set different conditions for outpatient and inpatient care.
The FY2025 national survey lists 1,740 municipalities (the summary sheet's 1,741 includes a duplicated row). For Yoshino Town (Nara) the previous year's values are shown separately.
Nationwide
| Condition | Municipalities | Municipalities in survey | Share |
|---|---|---|---|
| Outpatient care covered through age 18 | 1,585 | 1,740 | 91.1% |
| Inpatient care covered through age 18 | 1,616 | 1,740 | 92.9% |
| No income limit | 1,691 | 1,740 | 97.2% |
| No co-payment for outpatient care | 1,319 | 1,740 | 75.8% |
Outpatient care: how far coverage extends
| Covered until | Municipalities | Share (%) |
|---|---|---|
| Until school entry | 9 | 0.5 |
| Age 12 | 1 | 0.1 |
| Age 15 | 145 | 8.3 |
| Age 18 | 1,575 | 90.5 |
| Age 20 | 4 | 0.2 |
| Age 22 | 6 | 0.3 |
Frequently asked questions
Up to what age do most municipalities cover child medical expenses?
Of the 1,740 municipalities in the national survey, outpatient care is covered through age 18 in 1,575 (90.5%), through age 15 in 145, until school entry in 9, through age 12 in 1, through age 20 in 4 and through age 22 in 6 (as of April 1, 2025).
How many municipalities make medical care free through high school age?
1,216 municipalities cover both outpatient and inpatient care through age 18 with no income limit and no co-payment. Looking at the age limit alone, 1,586 municipalities cover both outpatient and inpatient care through age 18 or beyond.
Municipalities where child medical care is free through age 18 (no income limit, no co-payment)
Which municipalities apply an income limit?
49 municipalities apply an income limit to outpatient or inpatient care. 48 municipalities removed the outpatient income limit between April 2024 and April 2025.
Municipalities with an income limit on the child medical expense subsidy
What share of medical costs do children pay in Japan?
Under public health insurance, children pay 20% before entering elementary school and 30% from elementary school onward. The child medical expense subsidy is a municipal program that pays all or part of this share. The age limit and conditions differ by municipality.
Browse by prefecture
233 municipalities that changed their conditions between April 2024 and April 2025
Between last year (as of April 1, 2024) and this year (as of April 1, 2025), 137 municipalities raised the outpatient age limit, 48 removed the outpatient income limit, and 58 removed the outpatient co-payment.
Changes from last year (as of April 1, 2024) to this year (as of April 1, 2025).
48 municipalities that removed the outpatient income limit
| Prefecture | Municipality | Outpatient until | Inpatient until | Income limit (out / in) | Co-payment (outpatient) | Co-payment (inpatient) | Population | Changed |
|---|---|---|---|---|---|---|---|---|
| Hokkaido | Muroran City | Age 18 | Age 18 | No | Yes | Yes | 74,855 | Yes |
| Hokkaido | Iwamizawa City | Age 18 | Age 18 | No | No | No | 74,204 | Yes |
| Hokkaido | Tomakomai City | Age 18 | Age 18 | No | Yes | Yes | 165,590 | Yes |
| Hokkaido | Ebetsu City | Age 15 | Age 15 | No | Yes | Yes | 118,055 | Yes |
| Hokkaido | Mombetsu City | Age 18 | Age 18 | No | Yes | Yes | 19,760 | Yes |
| Hokkaido | Noboribetsu City | Age 18 | Age 18 | No | Yes | Yes | 43,615 | Yes |
| Hokkaido | Date City | Age 18 | Age 18 | No | Yes | Yes | 31,208 | Yes |
| Hokkaido | Tobetsu Town | Age 18 | Age 18 | No | Yes | No | 15,113 | Yes |
| Hokkaido | Kikonai Town | Age 18 | Age 18 | No | No | No | 3,528 | Yes |
| Hokkaido | Kyogoku Town | Age 18 | Age 18 | No | No | No | 2,776 | Yes |
| Hokkaido | Bihoro Town | Age 18 | Age 18 | No | No | No | 17,329 | Yes |
| Hokkaido | Okoppe Town | Age 18 | Age 18 | No | Yes | Yes | 3,495 | Yes |
| Hokkaido | Shiraoi Town | Age 18 | Age 18 | No | No | No | 15,095 | Yes |
| Hokkaido | Teshikaga Town | Age 18 | Age 18 | No | No | No | 6,432 | Yes |
| Aomori | Aomori City | Age 18 | Age 18 | No | No | No | 263,512 | Yes |
| Iwate | Tono City | Age 18 | Age 18 | No | No | No | 23,930 | Yes |
| Iwate | Ichinohe Town | Age 18 | Age 18 | No | No | No | 10,603 | Yes |
| Akita | Akita City | Age 18 | Age 18 | No | Yes | Yes | 293,729 | Yes |
| Akita | Odate City | Age 18 | Age 18 | No | Yes | Yes | 65,492 | Yes |
| Ibaraki | Sakai Town | Age 20 | Age 20 | No | No | No | 24,769 | Yes |
| Tokyo | Ome City | Age 18 | Age 18 | No | Yes | No | 129,105 | Yes |
| Tokyo | Machida City | Age 18 | Age 18 | No | Yes | No | 430,170 | Yes |
| Tokyo | Kodaira City | Age 18 | Age 18 | No | Yes | No | 196,799 | Yes |
| Tokyo | Higashiyamato City | Age 18 | Age 18 | No | No | No | 84,996 | Yes |
| Tokyo | Kiyose City | Age 18 | Age 18 | No | Yes | No | 75,011 | Yes |
| Tokyo | Musashimurayama City | Age 18 | Age 18 | No | No | No | 70,696 | Yes |
| Tokyo | Aogashima Village | Age 18 | Age 18 | No | Yes | No | 160 | Yes |
| Mie | Tsu City | Age 15 | Age 15 | No | No | No | 268,388 | Yes |
| Mie | Ise City | Age 15 | Age 15 | No | No | No | 118,849 | Yes |
| Mie | Matsusaka City | Age 18 | Age 18 | No | No | No | 156,026 | Yes |
| Mie | Kumano City | Age 18 | Age 18 | No | No | No | 14,981 | Yes |
| Mie | Shima City | Age 18 | Age 18 | No | No | No | 44,110 | Yes |
| Mie | Komono Town | Age 15 | Age 15 | No | No | No | 40,758 | Yes |
| Mie | Odai Town | Age 18 | Age 18 | No | No | No | 8,204 | Yes |
| Mie | Watarai Town | Age 15 | Age 15 | No | No | No | 7,556 | Yes |
| Mie | Kihoku Town | Age 18 | Age 18 | No | No | No | 13,759 | Yes |
| Mie | Mihama Town | Age 18 | Age 18 | No | No | No | 7,809 | Yes |
| Hyogo | Himeji City | Age 18 | Age 18 | No | No | No | 523,181 | Yes |
| Hyogo | Ashiya City | Age 18 | Age 18 | No | Yes | No | 94,007 | Yes |
| Hyogo | Asago City | Age 18 | Age 18 | No | No | No | 27,754 | Yes |
| Hyogo | Tatsuno City | Age 18 | Age 18 | No | No | No | 72,271 | Yes |
| Hyogo | Shinonsen Town | Age 18 | Age 18 | No | No | No | 12,829 | Yes |
| Wakayama | Hashimoto City | Age 18 | Age 18 | No | No | No | 58,792 | Yes |
| Hiroshima | Higashihiroshima City | Age 18 | Age 18 | No | Yes | Yes | 190,911 | Yes |
| Hiroshima | Fuchu Town | Age 15 | Age 15 | No | Yes | Yes | 52,074 | Yes |
| Hiroshima | Kumano Town | Age 18 | Age 18 | No | Yes | Yes | 23,475 | Yes |
| Kagoshima | Tokunoshima Town | Until school entry | Until school entry | No | No | No | 9,844 | Yes |
| Kagoshima | Isen Town | Age 18 | Age 18 | No | No | No | 6,132 | Yes |
Municipalities that removed the outpatient income limit in 2025
233 municipalities that changed their conditions between April 2024 and April 2025
| Prefecture | Municipality | Outpatient until Last year → this year | Inpatient until Last year → this year | Income limit Last year → this year | Co-payment (outpatient / inpatient) Last year → this year |
|---|---|---|---|---|---|
| Hokkaido | Sapporo City | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes | Yes / Yes |
| Hokkaido | Otaru City | Age 12 → Age 18 | Age 15 → Age 18 | Yes / Yes | Yes / Yes |
| Hokkaido | Muroran City | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes → No / No | Yes / Yes |
| Hokkaido | Kushiro City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Hokkaido | Kitami City | Age 12 → Age 18 | Age 15 → Age 18 | Yes / Yes | Yes / Yes |
| Hokkaido | Iwamizawa City | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Hokkaido | Abashiri City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Hokkaido | Tomakomai City | Until school entry → Age 18 | Age 15 → Age 18 | Yes / Yes → No / No | Yes / Yes |
| Hokkaido | Ebetsu City | Age 15 | Age 15 | Yes / Yes → No / No | Yes / Yes |
| Hokkaido | Mombetsu City | Age 18 | Age 18 | Yes / Yes → No / No | Yes / Yes |
| Hokkaido | Nayoro City | Age 12 → Age 18 | Age 12 → Age 18 | No / No | No / No |
| Hokkaido | Fukagawa City | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes | No / No |
| Hokkaido | Noboribetsu City | Age 15 → Age 18 | Age 18 | Yes / Yes → No / No | Yes / Yes |
| Hokkaido | Eniwa City | Age 12 → Age 15 | Age 15 → Age 18 | Yes / Yes | Yes / Yes |
| Hokkaido | Date City | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes → No / No | Yes / Yes |
| Hokkaido | Ishikari City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Hokkaido | Tobetsu Town | Age 12 → Age 18 | Age 18 | Yes / Yes → No / No | Yes / No |
| Hokkaido | Kikonai Town | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Hokkaido | Kyogoku Town | Age 18 | Age 18 | Yes / Yes → No / No | Yes / Yes → No / No |
| Hokkaido | Kutchan Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Hokkaido | Akaigawa Village | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Hokkaido | Yuni Town | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes | Yes / Yes |
| Hokkaido | Bihoro Town | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes → No / No | Yes / Yes → No / No |
| Hokkaido | Okoppe Town | Age 18 | Age 18 | Yes / Yes → No / No | Yes / Yes |
| Hokkaido | Shiraoi Town | Until school entry → Age 18 | Age 12 → Age 18 | Yes / Yes → No / No | Yes / Yes → No / No |
| Hokkaido | Teshikaga Town | Until school entry → Age 18 | Age 12 → Age 18 | Yes / Yes → No / No | Yes / Yes → No / No |
| Hokkaido | Shibetsu Town | Age 18 | Age 18 | No / No → Yes / Yes | No / No |
| Aomori | Aomori City | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes → No / No | No / No |
| Aomori | Hachinohe City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Aomori | Noheji Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Aomori | Shichinohe Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Aomori | Rokunohe Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Aomori | Shingo Village | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Iwate | Tono City | Age 18 | Age 18 | Yes / Yes → No / No | Yes / Yes → No / No |
| Iwate | Iwate Town | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Iwate | Yamada Town | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Iwate | Iwaizumi Town | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Iwate | Ichinohe Town | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Miyagi | Shiroishi City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Akita | Akita City | Age 18 | Age 18 | Yes / Yes → No / No | Yes / Yes |
| Akita | Odate City | Age 18 | Age 18 | Yes / No → No / No | Yes / Yes |
| Fukushima | Tomioka Town | Age 18 | age_short_19歳年度末 → Age 18 | No / No | No / No |
| Fukushima | Kawauchi Village | Age 18 | Age 20 → Age 18 | No / No | No / No |
| Ibaraki | Yuki City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Ibaraki | Goka Town | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Ibaraki | Sakai Town | Age 20 | Age 20 | Yes / Yes → No / No | No / No |
| Gunma | Takayama Village | Age 18 | Age 18 | No / No | No / No → Yes / Yes |
| Saitama | Saitama City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Saitama | Kawaguchi City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Saitama | Tokorozawa City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Saitama | Toda City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Saitama | Iruma City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Saitama | Shiki City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Saitama | Wako City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Saitama | Niiza City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Saitama | Sakado City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Saitama | Satte City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Saitama | Tsurugashima City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Saitama | Yoshikawa City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Chiba | Chiba City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Chiba | Noda City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No → Yes / Yes |
| Chiba | Isumi City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Chiba | Shisui Town | Age 15 → Age 18 | Age 18 | No / No | Yes / Yes |
| Chiba | Kozaki Town | Age 18 → Age 22 | Age 18 → Age 22 | No / No | No / No |
| Tokyo | Ome City | Age 18 | Age 18 | Yes / Yes → No / No | Yes / No |
| Tokyo | Akishima City | Age 18 | Age 18 | No / No | Yes / No → No / No |
| Tokyo | Machida City | Age 18 | Age 18 | Yes / Yes → No / No | Yes / No |
| Tokyo | Kodaira City | Age 18 | Age 18 | Yes / Yes → No / No | Yes / No |
| Tokyo | Higashiyamato City | Age 18 | Age 18 | Yes / Yes → No / No | Yes / No → No / No |
| Tokyo | Kiyose City | Age 18 | Age 18 | Yes / Yes → No / No | Yes / No |
| Tokyo | Musashimurayama City | Age 18 | Age 18 | Yes / Yes → No / No | Yes / No → No / No |
| Tokyo | Mizuho Town | Age 18 | Age 18 | No / No | Yes / No → No / No |
| Tokyo | Aogashima Village | Age 18 | Age 18 | Yes / Yes → No / No | Yes / No |
| Kanagawa | Sagamihara City | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes | Yes / No |
| Kanagawa | Odawara City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kanagawa | Chigasaki City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kanagawa | Hadano City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kanagawa | Isehara City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kanagawa | Yugawara Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Niigata | Tokamachi City | Age 18 | Age 18 | No / No | Yes / No → Yes / Yes |
| Niigata | Murakami City | Age 18 | Age 18 | No / No | Yes / Yes → Yes / No |
| Niigata | Myoko City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Niigata | Seiro Town | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Toyama | Kamiichi Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Fukui | Fukui City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Fukui | Tsuruga City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Nagano City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Matsumoto City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Nakano City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Shiojiri City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Azumino City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Takamori Town | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Toyoka Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Oshika Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Agematsu Town | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Nagiso Town | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Ikusaka Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Yamagata Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Asahi Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Chikuhoku Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Matsukawa Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Takayama Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Kijimadaira Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Nozawaonsen Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nagano | Ogawa Village | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Gifu | Gifu City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Gifu | Tajimi City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Gifu | Mino City | Age 15 | Age 18 → Age 22 | No / No | No / No |
| Gifu | Hashima City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Gifu | Minokamo City | Age 15 | Age 15 → Age 18 | No / No | No / No |
| Gifu | Toki City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Gifu | Kakamigahara City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Gifu | Kani City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Gifu | Ginan Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Gifu | Kasamatsu Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Gifu | Kitagata Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Shizuoka | Fujinomiya City | Age 18 | Age 18 | No / No | Yes / No → No / No |
| Shizuoka | Fujieda City | Age 18 | Age 18 | No / No | Yes / No → No / No |
| Shizuoka | Gotemba City | Age 18 | Age 18 | No / No | Yes / No → No / No |
| Aichi | Seto City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Aichi | Handa City | Age 18 | Age 18 | No / No | Yes / No → No / No |
| Aichi | Kasugai City | Age 18 | Age 24 | No / Yes → No / No | No / No |
| Aichi | Hekinan City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Aichi | Kariya City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Aichi | Toyota City | Age 18 | Age 24 | No / Yes → No / No | No / No |
| Aichi | Shinshiro City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Aichi | Chita City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Aichi | Takahama City | Age 15 | Age 15 → Age 18 | No / No | No / No |
| Aichi | Tahara City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Aichi | Nagakute City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Aichi | Togo Town | Age 18 | Age 24 | No / Yes → No / No | No / No |
| Aichi | Agui Town | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Aichi | Higashiura Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Aichi | Mihama Town | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Mie | Tsu City | Age 15 | Age 15 | Yes / Yes → No / No | No / No |
| Mie | Yokkaichi City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Mie | Ise City | Age 15 | Age 15 | Yes / Yes → No / No | No / No |
| Mie | Matsusaka City | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Mie | Suzuka City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Mie | Kumano City | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Mie | Shima City | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes → No / No | No / No |
| Mie | Komono Town | Age 15 | Age 15 | Yes / Yes → No / No | No / No |
| Mie | Odai Town | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes → No / No | No / No |
| Mie | Watarai Town | Age 15 | Age 15 | Yes / Yes → No / No | No / No |
| Mie | Kihoku Town | Age 15 → Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Mie | Mihama Town | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Kyoto | Maizuru City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Kyoto | Miyazu City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Kyoto | Kyotanabe City | Age 18 | Age 18 | No / No | Yes / No → Yes / Yes |
| Osaka | Takatsuki City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Osaka | Hannan City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Osaka | Shimamoto Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Hyogo | Himeji City | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Hyogo | Ashiya City | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes → No / No | No / No → Yes / No |
| Hyogo | Miki City | Age 15 → Age 18 | Age 18 | No / No | No / No |
| Hyogo | Asago City | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Hyogo | Tatsuno City | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Hyogo | Inagawa Town | Age 15 | Age 15 → Age 18 | No / No | No / No |
| Hyogo | Shinonsen Town | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Nara | Tenri City | Age 18 | Age 18 | No / No | Yes / Yes → Yes / No |
| Nara | Kashihara City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Nara | Katsuragi City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Wakayama | Hashimoto City | Age 18 | Age 18 | Yes / Yes → No / No | No / No |
| Wakayama | Iwade City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / No → No / No |
| Wakayama | Kamitonda Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Wakayama | Kushimoto Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Shimane | Matsue City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No → Yes / Yes |
| Shimane | Hamada City | Age 18 | Age 18 | No / No | Yes / Yes → Yes / No |
| Shimane | Izumo City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Shimane | Masuda City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Shimane | Oda City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Shimane | Yasugi City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Shimane | Gotsu City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Shimane | Unnan City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Shimane | Misato Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Okayama | Akaiwa City | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Hiroshima | Hiroshima City | Age 12 → Age 15 | Age 15 | Yes / Yes | Yes / No |
| Hiroshima | Higashihiroshima City | Age 15 → Age 18 | Age 18 | Yes / Yes → No / No | Yes / Yes |
| Hiroshima | Hatsukaichi City | Age 12 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Hiroshima | Fuchu Town | Age 15 | Age 15 | Yes / Yes → No / No | Yes / Yes |
| Hiroshima | Kumano Town | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes → No / No | Yes / Yes |
| Yamaguchi | Ube City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Yamaguchi | Yamaguchi City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Yamaguchi | Hofu City | Age 12 → Age 18 | Age 12 → Age 18 | No / No | No / No |
| Yamaguchi | Kudamatsu City | Age 12 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Yamaguchi | Hikari City | Age 15 → Age 18 | Age 18 | No / Yes → No / No | No / No |
| Yamaguchi | Mine City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Yamaguchi | Suooshima Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Ehime | Kamijima Town | Age 18 → Age 22 | Age 18 → Age 22 | No / No | No / No |
| Kochi | Kochi City | Age 12 → Age 15 | Age 12 → Age 15 | No / No | No / No |
| Kochi | Nankoku City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kochi | Tosa City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kochi | Susaki City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kochi | Shimanto City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kochi | Kami City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kochi | Tano Town | Age 18 → Age 22 | Age 18 → Age 22 | No / No | No / No |
| Fukuoka | Omuta City | Age 15 | Age 15 | No / No | Yes / Yes → Yes / No |
| Fukuoka | Tagawa City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Fukuoka | Yanagawa City | Age 15 | Age 15 | No / No | Yes / Yes → Yes / No |
| Fukuoka | Yame City | Age 15 | Age 15 | No / No | Yes / No → No / No |
| Fukuoka | Chikugo City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes → Yes / No |
| Fukuoka | Chikushino City | Age 15 | Age 15 | No / No | Yes / Yes → Yes / No |
| Fukuoka | Kasuga City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes → No / No |
| Fukuoka | Onojo City | Age 15 | Age 15 | No / No | Yes / Yes → Yes / No |
| Fukuoka | Munakata City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes → Yes / No |
| Fukuoka | Dazaifu City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes → Yes / No |
| Fukuoka | Ukiha City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes → No / No |
| Fukuoka | Hisayama Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / No |
| Fukuoka | Toho Village | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Fukuoka | Hirokawa Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Fukuoka | Oto Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Saga | Karatsu City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Saga | Tosu City | Age 15 → Age 18 | Age 18 | No / No | Yes / Yes |
| Saga | Imari City | Age 15 → Age 18 | Age 18 | No / No | Yes / Yes |
| Saga | Ogi City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Saga | Kohoku Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes → No / No |
| Nagasaki | Kawatana Town | Age 18 | Age 18 | No / No | Yes / Yes → No / No |
| Miyazaki | Saito City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes → No / No |
| Miyazaki | Kadogawa Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | Yes / Yes |
| Miyazaki | Hinokage Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kagoshima | Kagoshima City | Age 15 | Age 15 | No / No | Yes / Yes → No / No |
| Kagoshima | Kirishima City | Age 15 | Age 15 | No / No | Yes / Yes → No / No |
| Kagoshima | Ichikikushikino City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kagoshima | Isa City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kagoshima | Aira City | Age 15 | Age 15 | No / No | Yes / Yes → No / No |
| Kagoshima | Mishima Village | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kagoshima | Yusui Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Kagoshima | Tokunoshima Town | Until school entry | Until school entry | Yes / Yes → No / No | Yes / Yes → No / No |
| Kagoshima | Isen Town | Age 15 → Age 18 | Age 15 → Age 18 | Yes / Yes → No / No | No / No |
| Okinawa | Okinawa City | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Okinawa | Motobu Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Okinawa | Kitadaito Village | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
| Okinawa | Yonaguni Town | Age 15 → Age 18 | Age 15 → Age 18 | No / No | No / No |
Municipalities that expanded coverage after April 2, 2025 (confirmed on official websites)
- Uji City(Kyoto): From September 2026, Uji City extends the subsidy from the end of junior high school to the end of the fiscal year in which the child turns 18 (high school age). There is no income limit. You pay 200 yen per medical institution per month, and the rest is covered. This is newer than the national survey shown above (as of April 1, 2025). Official website
- Izumo City(Shimane): From October 2026, Izumo City makes outpatient and inpatient care free from birth through junior high school; until then, children from elementary school age paid 10%. High-school-age children still pay 10%, capped per institution per month at 1,000 yen for outpatient and 2,000 yen for inpatient care. This is newer than the national survey shown above (as of April 1, 2025). Official website
- Ginowan City(Okinawa): From October 2025, Ginowan City extends the subsidy from the end of junior high school to the end of the fiscal year in which the child turns 18 (high school age). For both outpatient and inpatient care, showing the eligibility card means nothing is paid at the counter. This is newer than the national survey shown above (as of April 1, 2025). Official website
- Yokohama City(Kanagawa): From June 2026, Yokohama City extends the subsidy from the end of junior high school to the end of the fiscal year in which the child turns 18. The income limit and co-payment were already abolished in August 2023. This is newer than the national survey shown above (as of April 1, 2025). Official website
- Kawasaki City(Kanagawa): From September 2026, Kawasaki City extends the subsidy through the end of the fiscal year in which the child turns 18 and abolishes the 500-yen outpatient co-payment that applied from the 4th grade of elementary school. There is no income limit. This is newer than the national survey shown above (as of April 1, 2025). Official website
Lists by condition
- Municipalities where child medical care is free through age 18 (no income limit, no co-payment)(1,216)
- Municipalities with an income limit on the child medical expense subsidy(49)
- Municipalities with an outpatient co-payment(421)
- Municipalities where outpatient coverage ends before age 18(155)
- Municipalities that subsidize beyond age 18 (to age 20, 22 or 24)(17)
- Municipalities that removed the outpatient income limit in 2025(48)
All 1,741 municipalities, by prefecture
- Hokkaido179
- Aomori Prefecture40
- Iwate Prefecture33
- Miyagi Prefecture35
- Akita Prefecture25
- Yamagata Prefecture35
- Fukushima Prefecture59
- Ibaraki Prefecture44
- Tochigi Prefecture25
- Gunma Prefecture35
- Saitama Prefecture63
- Chiba Prefecture54
- Tokyo62
- Kanagawa Prefecture33
- Niigata Prefecture30
- Toyama Prefecture15
- Ishikawa Prefecture19
- Fukui Prefecture17
- Yamanashi Prefecture27
- Nagano Prefecture77
- Gifu Prefecture42
- Shizuoka Prefecture35
- Aichi Prefecture54
- Mie Prefecture29
- Shiga Prefecture19
- Kyoto Prefecture26
- Osaka Prefecture43
- Hyogo Prefecture41
- Nara Prefecture39
- Wakayama Prefecture30
- Tottori Prefecture19
- Shimane Prefecture19
- Okayama Prefecture27
- Hiroshima Prefecture23
- Yamaguchi Prefecture19
- Tokushima Prefecture24
- Kagawa Prefecture17
- Ehime Prefecture20
- Kochi Prefecture34
- Fukuoka Prefecture60
- Saga Prefecture20
- Nagasaki Prefecture21
- Kumamoto Prefecture45
- Oita Prefecture18
- Miyazaki Prefecture26
- Kagoshima Prefecture43
- Okinawa Prefecture41
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. You may quote this table. Please credit Machishirabe and the original survey.