返信 へんしん りょう封筒 ふうとうじゃなかったです
henshinryōfūtōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 返信料封筒

1. Wasn't a reply envelope.; Wasn't the cost of a reply.

Past/Perfective
Negative
Polite
Casual Register