いもりさめでわありませんでした
井守鮫ではありませんでした
imorisamedewārimasendeshita

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
Formal Register
Usually Written in Kana