ぎんあじじゃなかったです
銀鯵じゃなかったです
gin'ajijanakattadesu

Noun
Desu Copula

The polite, past negative form of しろがねあじ

1. Wasn't silver jack mackerel.; Wasn't a silver horse mackerel.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana