蝦夷 えぞ白蝶 しろちょうじゃなかったです
ezo shi rochōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 蝦夷白蝶

1. Wasn't a Shiriyone butterfly.; Wasn't the Shiriyone butterfly.

Past/Perfective
Negative
Polite
Casual Register