あんこうじゃなかったです
鮟鱇じゃなかったです
ankōjanakattadesu

Noun
Desu Copula

The polite, past negative form of あんこう

1. Wasn't an anglerfish.; Wasn't a toadfish.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana