通信 つうしん研究 けんきゅう しょではありませんでした
tsūshinkenkyūshodewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 通信研究所

1. Was not a communications research institute.; Was not a research institute for communications.

Past/Perfective
Negative
Polite
Formal Register