かんじゃありませんでした【
菅じゃありませんでした
】

kanja arimasendeshita

Noun

,

Desu Copula

The polite, past negative form of すげ

1. Was not; Was not so; It wasn't the case

Past/Perfective

,

Negative

,

Polite

,

Terminal Form

,

Usually Written in Kana