つばさはぜでわありませんでした
翼沙魚ではありませんでした
tsubasahazedewārimasendeshita

Noun
Desu Copula

The polite, past negative form of つばさはぜ

1. Was not a raysfin.; Was not a wingfish.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana