システム適合 てきごう せい宣言 せんげんじゃなかったです
shisutemutekigō sei sengenjanakattadesu

Noun
Desu Copula

The polite, past negative form of システム適合性宣言

1. Was not system compatibility declaration.; Wasn't a system compatibility declaration.

Past/Perfective
Negative
Polite
Casual Register
Computing