まく うち弁当 べんとうじゃなかったです
makunōchibentōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 幕の内弁当

1. It wasn't a bento box with a variety of dishes.; It wasn't a *makunouchi* bento.

Past/Perfective
Negative
Polite
Casual Register