registered domicile; legal domicile
Refers to the official address recorded in the family register (戸籍), which may differ from where one actually lives. Often used in legal or administrative contexts.
See also: 戸籍 (こせき)
Your registered domicile is determined at birth based on your parents' family register.
Your current address on the resident record may differ from your legal domicile.
I transferred my registered domicile when I got married.
Please write your registered domicile on the application form.
My registered domicile is in Hokkaido.