漫画 まんが研究 けんきゅう かいじゃなかったです
mangakenkyūkaijanakattadesu

Noun
Desu Copula

The polite, past negative form of 漫画研究会

1. Was not a manga research club.; Wasn't part of the manga research club.

Past/Perfective
Negative
Polite
Casual Register