うらじろはこやなぎじゃなかったです
裏白箱柳じゃなかったです
urajirohakoyanagijanakattadesu

Noun
Desu Copula

The polite, past negative form of うらじろはこやなぎ

1. Wasn't a hidden, white willow.; Wasn't a secret, white willow.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana