皆婚 かいこん社会 しゃかいじゃなかったです
kaikonshakaijanakattadesu

Noun
Desu Copula

The polite, past negative form of 皆婚社会

1. It wasn't a society where everyone is married.; It hadn't become a society where everyone is married.

Past/Perfective
Negative
Polite
Casual Register