noun
national health insurance
Abbreviation of 国民健康保険 (こくみんけんこうほけん). Commonly used in official forms, bills, and casual conversation about health insurance.
See also: 国民健康保険
国保の保険料を毎月支払っている。
I pay my national health insurance premium every month.
国保に入っていないと、病院
If you're not enrolled in national health insurance, hospital bills become expensive.
Abbreviation formed from the first characters of 国民健康保険 (こくみんけんこうほけん).