後期 こうき高齢 こうれい しゃ医療 いりょう制度 せいどじゃなかったです
kō kikōreishairyōseidojanakattadesu

Noun
Desu Copula

The polite, past negative form of 後期高齢者医療制度

1. It wasn't the late-stage elderly medical system.; It wasn't the medical system for the very elderly.

Past/Perfective
Negative
Polite
Casual Register