改製 かいせい げん戸籍 こせきじゃなかったです
kai seigenkosekijanakattadesu

Noun
Desu Copula

The polite, past negative form of 改製原戸籍

1. Wasn't a revised family register.; Wasn't the original family register.

Past/Perfective
Negative
Polite
Casual Register