ウンウンペンチウムじゃありませんでした
un'umpenchiumu ja arimasendeshita

Noun
Desu Copula

The polite, past negative form of ウンウンペンチウム

1. Was not un-un-penchium.; Was not a un-un-penchium.

Past/Perfective
Negative
Polite
Terminal Form