へん方向 ほうこう通信 つうしんじゃありませんでした
henhōkō tsū shinja arimasendeshita

Noun
Desu Copula

The polite, past negative form of 片方向通信

1. Was not one-way communication.; Was not unidirectional communication.

Past/Perfective
Negative
Polite
Terminal Form
Computing