えぞうこぎじゃありませんでした
蝦夷五加じゃありませんでした
ezōkogijārimasendeshita

Noun
Desu Copula

The polite, past negative form of えぞうこぎ

1. Was not Ezo five-plus.; Was not a Hokkaido native.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana