改製 かいせい げん戸籍 こせきじゃありませんでした
kai seigenkosekijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 改製原戸籍

1. Was not the original family register.; Was not re-issued family register.

Past/Perfective
Negative
Polite
Terminal Form