みずなぎとりじゃありません
水薙鳥じゃありません
mizunagitorijārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of みずなぎどり

1. It is not a storm petrel.; I am not a storm petrel.

Negative
Polite
Terminal Form
Usually Written in Kana