Medical costs of parents and children in single-parent households subsidized (10% co-payment for taxable households)
Medical Expense Subsidy for Single-Parent Households, etc. (Maru-Oya) / Musashino City
Medical Expense Subsidy for Single-Parent Households, etc. (Maru-Oya)Musashino CitySingle-parent householdsIncome limit applies
Medical costs of parents and children in single-parent households subsidized
Co-payment for households paying resident tax10%No co-payment for households exempt from resident tax
- Insurance-covered care for parents and children
- Children use Maru-Nyu, Maru-Ko or Maru-Sei first
The city subsidizes the co-payment for insurance-covered care of parents and children in single-parent households and similar with children until the end of the fiscal year in which they turn 18 (under 20 if they have certain disabilities). Households exempt from resident tax have no co-payment; for taxable households, 20 of the 30 percentage points are subsidized, leaving 10%. Taxable households can apply for a refund when outpatient co-payments exceed ¥18,000 a month, etc. There is an income limit. If the child has a Maru-Nyu, Maru-Ko or Maru-Sei medical certificate, use that one.
Nationality and residence status
The official page (checked in October 2026) sets no condition on nationality or residence status that we found. Eligibility follows the official conditions, not the language of this page; many programs require resident registration in the municipality.
Who is eligible
Parents and children in single-parent households, etc. caring for a child until the first March 31 after turning 18 (under 20 if they have certain disabilities) (income limit applies)