Supplementary Provisions, Article 10
第十条
If the surname kana characters are entered into a family register pursuant to the provisions of paragraph (1) of the preceding Article, the head of the family register (excluding a person who has already made the notification under the provisions of this paragraph or the following paragraph; the same applies in that paragraph) may make a notification to change the surname kana characters.
In the case that the surname kana characters have been entered into a family register pursuant to the provisions of paragraph (1) of the preceding Article, if the head of the family register is using a pronunciation other than the general pronunciation for the surname at the time of enforcement of the provisions set forth in Article 1, item (iii) of the Supplementary Provisions, the head of the family register may make a notification to the effect that the particulars entered in the family register be changed to the characters displaying the pronunciation of the surname that is being used. In this case, in applying the provisions of Article 13, paragraph (1), item (ii), Article 29, item (iv), Article 107, paragraph (1) and Article 107-3 of the new Family Register Act, and other laws and regulations, to the person entered in the family register related to the notification, the characters used in the relevant notification are deemed to be the surname kana characters.
If characters displaying a pronunciation of the surname other than the general pronunciation are entered into a family register pursuant to the provisions of paragraph (3) of the preceding Article, the head of the family register (excluding a person who has already made the notification under the provisions of this paragraph or the following paragraph; the same applies in that paragraph) may make a notification to the effect that the particulars entered in the family register be changed to the surname kana characters according to the general pronunciation.
In the case that characters displaying a pronunciation of the surname other than the general pronunciation are entered into a family register pursuant to the provisions of paragraph (3) of the preceding Article, if the head of the family register is using, at the time of enforcement of the provisions set forth in Article 1, item (iii) of the Supplementary Provisions, a pronunciation of the surname that differs from the pronunciation entered into the family register and that is a pronunciation other than the general pronunciation, the head of the family register may make a notification to the effect that the particulars entered in the family register be changed to the characters displaying the pronunciation of the surname that is being used. In this case, in applying the provisions of Article 13, paragraph (1), item (ii), Article 29, item (iv), Article 107, paragraph (1) and Article 107-3 of the new Family Register Act, and other laws and regulations, to the person entered in the family register related to the notification, the characters used in the relevant notification are deemed to be the surname kana characters.
The provisions of Article 107-3 of the new Family Register Act do not apply to the notifications in the preceding paragraphs.
新戸籍法第百七条の三の規定は、前各項の届出には、適用しない。
If the person who seeks to make the notifications in paragraphs (1) through (4) has a spouse, the notifications must be made together with the spouse.
第一項から第四項までの届出をしようとする者に配偶者があるときは、配偶者とともに当該届出をしなければならない。
The provisions of Article 6, paragraph (3) of the Supplementary Provisions apply mutatis mutandis to the cases in which the head of the family register referred to in paragraphs (1) through (4) is removed from the relevant family register. In these cases, the term "limited to within one year from the effective date of item (iii), in" in paragraph (3) of that Article is deemed to be replaced with "in".
附則第六条第三項の規定は、第一項から第四項までの筆頭者が当該戸籍から除籍されている場合について準用する。この場合において、同条第三項中「第三号施行日から起算して一年以内に限り、その」とあるのは、「その」と読み替えるものとする。
The person making the notification in paragraph (2) or (4) must submit a document certifying that the pronunciation of the surname that is being used, to which the notification relates, is generally accepted.