こいわしくじらじゃありませんでした
小鰯鯨じゃありませんでした
koi washikujirajārimasendeshita

Noun
Desu Copula

The polite, past negative form of こいわしくじら

1. Was not a small herring whale.; Was not a small whale.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana