うらじろはこやなぎでわありません
裏白箱柳ではありません
urajirohakoyanagidewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of うらじろはこやなぎ

1. It is not a hidden, white box willow.; It is not a secret, elegant willow.

Negative
Polite
Formal Register
Usually Written in Kana