おじまいじゃなかったです
お仕舞いじゃなかったです
ojimaijanakattadesu

Noun
Desu Copula
Interjection

The polite, past negative form of おしまい

1. Wasn't finished.; Wasn't over.; Wasn't done.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana