住宅 じゅうたく産業 さんぎょうではありませんでした
jūtakusangyōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 住宅産業

1. Was not the housing industry.; Was not a housing-related business.

Past/Perfective
Negative
Polite
Formal Register