後方 こうほう連絡 れんらく せんじゃなかったです
kōhōrenrakusenjanakattadesu

Noun
Desu Copula

The polite, past negative form of 後方連絡線

1. Wasn't the rear communication line.; Wasn't the rear connection.

Past/Perfective
Negative
Polite
Casual Register