However, according to the Family Registration Law established later, if there is no statement to register a Nyufu (the husband who enters a family of which family head is female) as head of a family on the registration form of Nyufu marriage, the former female head of a family remains as the head of the family.
ただし以降の戸籍法では、入夫婚姻の届書に入夫が戸主となる旨を記載しなければ、女戸主が継続する扱いであった。