だい いち しゅ郵便 ゆうびん ものじゃなかったです
daiichi shu yūbimmonojanakattadesu

Noun
Desu Copula

The polite, past negative form of 第一種郵便物

1. Was not first-class mail.; Was not registered mail.

Past/Perfective
Negative
Polite
Casual Register