こくりこじゃありませんでした
雛罌粟じゃありませんでした
kokuri koja arimasendeshita

Noun
Desu Copula

The polite, past negative form of ひなげし

1. Was not a poppy.; Was not a chickweed.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana