きょはぜじゃありませんでした
虚鯊じゃありませんでした
kyohazejārimasendeshita

Noun
Desu Copula

The polite, past negative form of うろはぜ

1. Was not a shark.; Was not a false shark.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana