けやきじゃありませんでした
欅じゃありませんでした
keyakijārimasendeshita

Noun
Desu Copula

The polite, past negative form of けやき

1. Was not a zelkova tree.; Was not (something made of) zelkova wood.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana