受信 じゅしん がわSS えすえす利用 りよう しゃではありませんでした
jushingawa esue suri yōshadewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 受信側SS利用者

1. Was not a receiving-side SS user.; Was not an SS user on the receiving end.

Past/Perfective
Negative
Polite
Formal Register
Computing