装甲 そうこう部隊 ぶたいじゃありませんでした
sōkō butaijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 装甲部隊

1. Was not an armored unit.; Was not part of the armored corps.

Past/Perfective
Negative
Polite
Terminal Form