こうようようふうじゃなかったです
紅葉葉楓じゃなかったです
kōyōyōfūjanakattadesu

Noun
Desu Copula

The polite, past negative form of もみじばふう

1. It wasn't autumn leaves.; It wasn't maple leaves.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana