いもりさめじゃありませんでした
井守鮫じゃありませんでした
imorisamejārimasendeshita

Noun
Desu Copula

The polite, past negative form of いもりざめ

1. Was not a well guardian shark.; Was not a well-tending shark.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana