noun
high-cost medical expense benefit system; catastrophic medical expense reimbursement system
Official Japanese public health insurance system that caps out-of-pocket medical costs and reimburses amounts exceeding the cap.
高額療養費制度を利用すれば、月々の医療費の自己負担が抑えられます。
If you use the high-cost medical expense benefit system, your monthly out-of-pocket medical costs can be kept low.
入院費が高額になったので、高額療養費制度の申請をしました。
Because the hospitalization costs became high, I applied for the catastrophic medical expense reimbursement system.
Compound of 高額 (high amount), 療養 (medical treatment), 費 (expenses), and 制度 (system).