TokyoHealth & medical
Tokyo Single-Parent Family Medical Subsidy (Maru-Oya)
ひとり親家庭等医療費助成制度（マル親）
In short: Tokyo-wide scheme run by each municipality: single-parent families pay at most 10% of insured medical costs (with monthly caps), and nothing if the household is resident-tax exempt.People with an address in a Tokyo municipality who are: a single mother or father caring for a child; a carer raising a child without parents; or the child, up to the end of the fiscal year they turn 18 (under 20 if disabled).(Source: www.fukushi.metro.tokyo.lg.jp, verified on 2026-10-15)
Validity: Current per Tokyo Bureau of Social Welfare page checked 2026-10-15 (co-pay rules since Aug 2019). Verified on 2026-10-15. Official source: https://www.fukushi.metro.tokyo.lg.jp/seikatsu/josei/maruoya
Who qualifies
- People with an address in a Tokyo municipality who are: a single mother or father caring for a child; a carer raising a child without parents; or the child, up to the end of the fiscal year they turn 18 (under 20 if disabled). [official source · verified on 2026-10-15]
- Not eligible: income at or above the limit; not enrolled in any health insurance; receiving public assistance; placed in a facility. Income rules can differ by municipality. [official source · verified on 2026-10-15]
Conditions by topic
| Age | Not stated in the sources we checked — confirm with the office. |
|---|---|
| Income | Single parent's income below the limit (varies by municipality); resident-tax-exempt households pay no co-pay. [official source · verified on 2026-10-15] |
| Household | Single-parent family (parent, or carer of a child without parents). [official source · verified on 2026-10-15] |
| Child age | Child up to end of FY they turn 18 (under 20 if disabled). [official source · verified on 2026-10-15] |
| Residence in Japan | Not stated in the sources we checked — confirm with the office. |
| Residence in Tokyo / municipality | Address in a Tokyo municipality. [official source · verified on 2026-10-15] |
| Work / insurance type | Must be enrolled in a health insurance scheme. [official source · verified on 2026-10-15] |
| Disability | Not stated in the sources we checked — confirm with the office. |
Residence status
Not stated in the official sources we checked — unknown.
Not stated on the official page — confirm with your municipality.
Where to apply
- Apply at your city/ward/town/village office to get the Maru-Oya certificate; show it with your health insurance card at clinics. Outside Tokyo, pay first and claim from your municipality with the receipt. [official source · verified on 2026-10-15]
Find addresses in the office finder.
Deadlines
- The medical certificate is renewed on 1 January each year. [official source · verified on 2026-10-15]
Documents
Not yet verified from an official source.
Key details
- Resident-tax-paying households pay 10%: outpatient cap ¥18,000/month (¥144,000/year); household cap ¥57,600/month (¥44,400 from the 4th time in 12 months). Resident-tax-exempt households pay nothing. Hospital meal charges are not covered. [official source · verified on 2026-10-15]
- Not covered: costs outside health insurance (checkups, vaccinations, private-room charges etc.), school-accident cases covered by the JSC scheme, amounts refunded as high-cost benefits, and costs covered by other public schemes. [official source · verified on 2026-10-15]
Phone / counter phrases
すみません、ひとり親家庭等医療費助成（マル親）について伺いたいのですが、対象になるか、何を持っていけばよいか教えていただけますか。
Hello. I would like to ask about the single-parent family medical subsidy (Maru-Oya). Am I eligible, and what documents should I bring?
すみません、もう少しゆっくり話していただけますか。
Sumimasen, mō sukoshi yukkuri hanashite itadakemasu ka.
Sorry, could you please speak a little more slowly?
Generic phrases for practical help, not official wording.