The national pension system in Japan (basic pension) mainly for the self-employed, students, and unemployed; paying contributions entitles one to future pension benefits.
フリーランスの人は国民年金に加入する必要があります。
Freelancers need to enroll in the national pension.
国民年金の保険料は毎月支払いますが、免除制度もあります。
National pension premiums are paid monthly, but there is also an exemption system.
65歳になったら国民年金の受給を申請します。
When you turn 65, you apply to receive the national pension.