こよしきりじゃなかったです
小葦切じゃなかったです
koyoshikirijanakattadesu

Noun
Desu Copula

The polite, past negative form of こよしきり

1. Wasn't small reeds.; Wasn't Koashi.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana