あかがれいじゃなかったです
赤鰈じゃなかったです
akaga reijanakattadesu

Noun
Desu Copula

The polite, past negative form of あかがれい

1. Wasn't flatfish.; Wasn't red halibut.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana