年賀 ねんが郵便 ゆうびんじゃなかったです
nengayūbinjanakattadesu

Noun
Desu Copula

The polite, past negative form of 年賀郵便

1. Wasn't a New Year's card.; Wasn't New Year's mail.

Past/Perfective
Negative
Polite
Casual Register