防災 ぼうさい行政 ぎょうせい無線 むせんじゃなかったです
bōsaigyōsei musenja nakattadesu

Noun
Desu Copula

The polite, past negative form of 防災行政無線

1. Wasn't the disaster prevention radio.; Wasn't the emergency broadcast system.

Past/Perfective
Negative
Polite
Casual Register