ほうじろかもじゃありません
頬白鴨じゃありません
hōjirokamoja arimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of ほおじろがも

1. Not a white-cheeked duck.; I am not a white-cheeked duck.

Negative
Polite
Terminal Form
Usually Written in Kana