medical insurance system
自営業者はどの医療保険制度に加入するか慎重に選ぶ。
Self-employed individuals carefully choose which medical insurance system to join.
国会で医療保険制度の改革案が議論された。
A reform proposal for the medical insurance system was debated in the Diet.
高齢化で医療保険制度の持続可能性が課題だ。
Due to the aging population, the sustainability of the medical insurance system is a challenge.