常用 じょうよう手段 しゅだんじゃありませんでした
jōyōshudanjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 常用手段

1. Was not a common practice.; Was not a usual method.; It wasn't customary.

Past/Perfective
Negative
Polite
Terminal Form