せぐろうみへびじゃありません
背黒海蛇じゃありません
seguro umihebijārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of せぐろうみへび

1. Not a black sea serpent.; I am not a black sea serpent.

Negative
Polite
Terminal Form
Usually Written in Kana