くさびふぐじゃなかったです
楔河豚じゃなかったです
kusabifugujanakattadesu

Noun
Desu Copula

The polite, past negative form of くさびふぐ

1. Wasn't a pufferfish.; Wasn't a wedge.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana