いとひきふえたいじゃなかったです
糸引笛鯛じゃなかったです
itohikifuetaijanakattadesu

Noun
Desu Copula

The polite, past negative form of いとひきふえだい

1. It wasn't a thread-snapping fish.; It wasn't a firefly squid.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana