がつおのえぼしじゃなかったです
鰹の烏帽子じゃなかったです
gatsuono eboshijanakattadesu

Noun
Desu Copula

The polite, past negative form of かつおのえぼし

1. Wasn't a katsuo-ushi.; Wasn't a bonito hat.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana