ワンコイン弁当 べんとうではありませんでした
wankoimbentōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of ワンコイン弁当

1. Was not a 500 yen lunchbox.; It was not a cheap lunch.

Past/Perfective
Negative
Polite
Formal Register