裏白 うらじろ箱柳 はこやなぎではありませんでした
urajirohakoyanagidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 裏白箱柳

1. Was not a hidden white box willow.; Was not an inconspicuous/understated person.

Past/Perfective
Negative
Polite
Formal Register