後期 こうき中等 ちゅうとう教育 きょういくじゃなかったです
kōkichūtōkyōikujanakattadesu

Noun
Desu Copula

The polite, past negative form of 後期中等教育

1. Wasn't post-secondary education.; Wasn't late middle school.

Past/Perfective
Negative
Polite
Casual Register