額縁 がくぶち舞台 ぶたいではありませんでした
gakubuchibutaidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 額縁舞台

1. It was not a framed stage.; It wasn't a staged setting.

Past/Perfective
Negative
Polite
Formal Register