Supplementary Provisions, Article 7
第七条
A person who is entered in the family register at the time of enforcement of the provisions listed in Article 1, item (iii) of the Supplementary Provisions (excluding the head of the family register), and who is entered at the head (excluding the person who has already made a notification under the provisions of this paragraph or the following paragraph) of a family register newly created on or after the effective date of item (iii) (referred to below as the "new family register" in this Article and in Article 11 of the Supplementary Provisions) may make a notification regarding the surname kana characters related to the surname entered into the relevant new family register, limited to within one year from the effective date of item (iii).
Limited to within one year from the effective date of item (iii), the person prescribed in the preceding paragraph who uses a pronunciation other than the general pronunciation for the surname referred to in the preceding paragraph at the time of enforcement of the provisions set forth in Article 1, item (iii) of the Supplementary Provisions may make a notification to the effect that the characters displaying the pronunciation of the surname that are being used are to be particulars entered into the new family register for the person in lieu of the notification in the preceding paragraph. 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 new family register related to the relevant notification, the characters related to the relevant notification are deemed to be the surname kana characters.
If the person prescribed in paragraph (1) is removed from the new family register related to the person, limited to within one year from the effective date of item (iii), in accordance with the order, the persons listed below may make the notifications referred to in the preceding two paragraphs; provided, however, that this does not apply if the notifications referred to in the preceding two paragraphs have already been made concerning the relevant new family register:
spouse (This excludes persons who have already been removed from the family register);
配偶者(その戸籍から除かれた者を除く。)
child (This excludes persons who have already been removed from the family register).
子(その戸籍から除かれた者を除く。)
If the notification in paragraph (1) or (2) of the preceding Article has been made concerning the surname entered in the new family register before the day that new family register was created, the provisions of the preceding three paragraphs do not apply.
The person making the notification referred to in paragraph (2) must submit a document certifying that the pronunciation of the surname that is being used is generally accepted.
第二項の届出をする者は、現に使用している氏の読み方が通用していることを証する書面を提出しなければならない。