うたいまつかばじゃなかったです
鵜松明樺じゃなかったです
utaimatsukabajanakattadesu

Noun
Desu Copula

The polite, past negative form of うだいかんば

1. Wasn't a birch with a fisherman's lantern.; Wasn't Usumatsu Akabare.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana