いたちさめじゃなかったです
鼬鮫じゃなかったです
itachisamejanakattadesu

Noun
Desu Copula

The polite, past negative form of いたちざめ

1. Was not an otter; Was not a weasel

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana