簡易 かんい軽便 けいべんじゃありませんでした
kan'ikeibe njārimasendeshita

Noun
Desu Copula
na-Adjective

The polite, past negative form of 簡易軽便

1. Was not simple or convenient.; Was not easy or portable.

Past/Perfective
Negative
Polite
Terminal Form