厚生 こうせい年金 ねんきんじゃなかったです
kōseinenkinjanakattadesu

Noun
Desu Copula

The polite, past negative form of 厚生年金

1. Was not a health and welfare pension.; Wasn't covered by the health and welfare pension.

Past/Perfective
Negative
Polite
Casual Register