こうようようふうでわありません
紅葉葉楓ではありません
kōyōyō fūdewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of もみじばふう

1. It is not autumn leaves.; It is not maple leaves.

Negative
Polite
Formal Register
Usually Written in Kana