ほうじろさめじゃありませんでした
頬白鮫じゃありませんでした
hōjirosamejārimasendeshita

Noun
Desu Copula

The polite, past negative form of ほおじろざめ

1. Was not a white-cheeked shark.; Was not a white-spotted shark.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana