①A notification must be submitted in the locality of the registered domicile of any of the parties to the event under notification or in the locality of any of the notifying persons' addresses.

②A notification involving a foreign national must be submitted in the locality of any of the notifying persons' addresses.

If a notification has been submitted with regard to a person whose registered domicile is unclear or who has no registered domicile, and subsequently their registered domicile is clarified or they come to have a registered domicile, the notifying person or the party to the event under notification must make the event under notification clear and file a new notification to that effect with the mayor of a municipality who accepted the first notification, within ten days from the day on which they came to know that fact.

A notification may be submitted in writing or orally.

①If a notification of an acknowledgment of parentage, adoption, dissolution of an adoptive relationship, marriage, or divorce (referred to below as a "notification of adoption or other prescribed actions" in this Article) that will become effective upon notification is submitted by a person who has appeared at a city office or town or village office, the mayor of a municipality is to require the person who has appeared to present their driver's license or any other documentation showing their name and other particulars specified by Ministry of Justice Order that are necessary for identifying them, or may require the relevant person to explain these particulars, in order to confirm whether or not the person who has appeared is one of the parties to the event under notification (for an acknowledgment of parentage, the person acknowledging parentage; for an adoption as prescribed in Article 797, paragraph (1) of the Civil Code, the person who will become the adoptive parent and the legal representative of the person who will be adopted; and for the dissolution of an adoptive relationship as prescribed in Article 811, paragraph (2) of the relevant Code, an adoptive parent and the person who is to become the legal representative of the adopted child; the same applies in the following paragraph and paragraph (3)), as provided for by Ministry of Justice Order.

②If a notification of adoption or other prescribed action has been submitted, and the mayor of a municipality is unable to confirm, by taking the measures under the provisions of the preceding paragraph, that one of the parties to the event under notification has appeared at the city office or town or village office and submitted the notification, the mayor must notify the relevant party without delay after accepting the notification and by a method specified by Ministry of Justice Order that the mayor has accepted the notification of the adoption or other prescribed action.

③Any person may make a request to the mayor of a municipality in the locality of their registered domicile, in advance and by a method specified by Ministry of Justice Order, that even if a notification of adoption or other prescribed action has been submitted with regard to an event under notification to which they are a party, that the mayor of a municipality not accept the relevant notification if it is not possible to confirm through the measures under paragraph (1) that they themselves have appeared at the city office or town or village office to submit the notification.

④If a notification of adoption or other prescribed action related to a request under the preceding paragraph has been submitted, and the mayor of a municipality is unable to confirm, by taking the measures under paragraph (1), that the person making the request has appeared at the city office or town or village office to submit the notification, the mayor may not accept the notification.

⑤If the mayor of a municipality is not permitted to accept a notification of adoption or other prescribed actions pursuant to the provisions of the preceding paragraph, the mayor, without delay and by a method specified by Ministry of Justice Order, must notify the person who made a request under paragraph (3) that the notification of the adoption or other prescribed actions has been submitted.

If the mayor of a municipality finds that the circumstances fall under any of the following items, regarding the notifying person, parties to the event under notification, or other relevant persons, the mayor may ask them questions or request that they submit necessary documents.

①The Minister of Justice may specify the forms for notifications by type of event.

②In the case referred to in the preceding paragraph, a notification for each type of event is submitted using the relevant forms; provided, however, that this does not apply if there are any unavoidable grounds for the failure to conform with those forms.

The following particulars must be stated in a written notification, and the notifying person must affix their signature to it:

①As a result of an event under notification, if the name of the notifying person or of the party to the event under notification should be entered in another family register, information identifying the first family register must be entered in the written notification; if the name of the notifying person or the party should be removed from their previous family register, information identifying the previous family register must be entered in the written notification; and if a new family register should be created for the notifying person or the party, the reason for the creation of a new family register and the new registered domicile must be entered in the written notification.

②As a result of an event under notification, if a person other than the notifying person or the party to the event under notification should be entered in another family register or if a new family register should be created for the person in question, in addition to their name, date of birth, and address of the person being entered in the written notification, the particulars listed in the preceding paragraph must be entered in it, depending on whether the person in question is being entered into another family register or a new family register is being created for the person in question.

③If a new family register should be created for a person other than the notifying person, the same location as the person's previously registered domicile is deemed to have been designated as their new registered domicile.

①If the person who is required to submit a notification is a minor or adult ward, a person with parental authority over the relevant person or the relevant person's guardian is the one who has the duty to submit the notification; provided, however, that this does not preclude a minor or adult ward from submitting the notification themselves.

②If a person with parental authority or a guardian submits a notification, they must enter the following particulars in the written notification:

With regard to any act that a minor or adult ward may perform without obtaining the consent of their statutory agent, the minor or adult ward is to submit a notification themselves.

If a witness is needed for a written notification of an event to be submitted, the witness must state their date of birth, address, and registered domicile in the written notification, and affix their signature to it.

①If there are any particulars which should be entered in a written notification but which do not exist or which are not known, the fact must be entered in it.

②The mayor of a municipality may not accept a written notification that does not include particulars that the mayor finds to be particularly important.

In addition to the particulars provided for in this Act and other laws and regulations, anything that is necessary for clarifying the particulars that should be entered in a family register is entered in a written notification.

①If an entry in a family register should be made at two or more city offices or town or village offices, written notifications must be submitted in the same number as that of the city office or town or village offices concerned.

②If a notification is submitted in a location other than the locality of the registered domicile, another written notification must be submitted in addition to those to be submitted pursuant to the provisions of the preceding paragraph.

③In the cases referred to in the preceding two paragraphs, the mayor of municipality must make a certified copy of a written notification and substitute it for the written notification, if they find it appropriate to do so.

①In order to submit a notification orally, the notifying person must appear at the city office or town or village office and make an oral statement of the particulars that should be entered in a written notification.

②The mayor of municipality must write down the notifying person's oral statement, state the date of the notification in the document, and read this aloud to the notifying person, and also have the notifying person affix their signature to it.

③If a notifying person is unable to appear due to illness or for any other reasons, the notifying person may have their agent make the notification; provided, however, that this does not apply to the notifications referred to in Article 60, Article 61, Article 66, Article 68, Articles 70 through 72, Article 74, and Article 76.

①If the parents or any other persons need to give their consent or approval in relation to an event under notification, a written notification must be accompanied by a document proving the consent or approval; provided, however, that it is sufficient to have the person who gives the consent or approval add a supplementary note to that effect in the written notification, and have that person affix their signature to it.

②If a judicial decision needs to be rendered or a government agency needs to give its permission in relation to an event under notification, a written notification must be accompanied by a transcript of the judicial decision or a transcript of the permit.

The provisions concerning a written notification apply mutatis mutandis to the documents set forth in Article 37, paragraph (2) and in paragraph (1) of the preceding Article.

A Japanese national who lives in a foreign country may submit a notification to the Japanese ambassador, minister, or consul stationed in that country, in accordance with the provisions of this Act.

①When a Japanese national who lives in a foreign country has a certificate made in accordance with the formalities of that country in relation to an event under notification, they must submit a copy of the relevant certificate to the Japanese ambassador, minister, or consul stationed in that country within three months.

②Where there is no ambassador, minister or consul stationed in that country, the Japanese national must send a copy of the certificate to the mayor of a municipality in the locality of their registered domicile within three months.

When an ambassador, minister, or consul has received a document pursuant to the provisions of the preceding two Articles, they must send it to the mayor of a municipality in the locality of the relevant person's registered domicile via the Minister of Foreign Affairs without delay.

①The period for submitting a notification commences from the day on which an event under notification takes place.

②If the period is required to be calculated from the day on which a judicial decision becomes final and binding, but the judicial decision becomes final and binding before it is served or delivered, the period commences from the day of the service or issuance.

①If the mayor of a municipality becomes aware of any person who has failed to submit a notification, they must specify a reasonable period and request the person who has the duty to submit a notification do so within that period.

②If the person who has the duty to submit a notification fails to do so within the period referred to in the preceding paragraph, the mayor of a municipality may further specify a reasonable period and request that the person in question submit the notification within that period.

③If it is not possible to make a request referred to in the preceding two paragraphs or if no notification is submitted after the request, the mayor of a municipality may make entries in the family register with the approval of the director with jurisdiction.

④The provisions of Article 24, paragraph (4) apply mutatis mutandis to the case in which a court or any other government agency, public prosecutor, or public official who in the course of their duties comes to know of any person who has failed to submit a notification.

If the mayor of a municipality has accepted a notification, but they are unable to make an entry in a family register due to a defect in the written notification, they must have the person who has submitted the notification add further information to complete the notification. In this case, the provisions of the preceding Article apply mutatis mutandis.

The mayor of a municipality must accept a notification even if it is made after the expiration of the period for submitting the notification.

①The mayor of a municipality must accept a written notification even after the death of the notifying person, if the notifying person sent the notification while they were still alive by postal mail or by correspondence delivery as prescribed in Article 2, paragraph (2) of the Act on Correspondence Delivery by Private Business Operators (Act No. 99 of 2002) through a general correspondence delivery operator as prescribed in paragraph (6) of that Article or through a specified correspondence delivery operator as prescribed in paragraph (9) of that Article.

②When a written notification has been received pursuant to the provisions of the preceding paragraph, the notification is deemed to have been submitted at the time of the notifying person's death.

①A notifying person may request a certificate of acceptance or non-acceptance of a notification.

②A interested person may request to inspect a written notification or any other document that the mayor of a municipality has received, or may request a certificate of the particulars stated in that document, only when there are special reasons for doing so.

③The provisions of Article 10, paragraph (3) and Article 10-3 apply mutatis mutandis to the cases referred to in the preceding two paragraphs.

①A notification of birth must be submitted within 14 days (or if the birth took place abroad, within three months).

②The following particulars must be entered in the written notification:

③If a doctor, midwife, or any other person attended the birth, the written notification must be accompanied by a birth certificate that one of them in the order of doctor, midwife, and the other person has prepared in the manner provided for by Order of Ministry of Justice and the Ministry of Health, Labour and Welfare; provided, however, that this does not apply if there are unavoidable grounds for not doing so.

①For the given name of a child, characters that are simple and in common use must be used.

②The scope of characters that are simple and in common use is defined by Ministry of Justice Order.

①A notification of birth may be submitted in the locality of birth.

②If the birth takes place within a train or aboard any other mode of transportation (excluding a ship; the same applies below), a notification of birth may be submitted in the locality in which the mother exited that mode of transportation, and if the birth takes place within a ship where no logbook is kept, a notification of birth may be submitted in the locality at which the ship first enters port.

①A notification of the birth of a child born in wedlock must be submitted by the father or mother, and if the parents were divorced before the birth of the child, it must be submitted by the mother.

②A notification of the birth of a child born out of wedlock must be submitted by the mother.

③If the person who is required to submit the notification pursuant to the provisions of the preceding two paragraphs is unable to submit the notification, one of the following persons must do so in accordance with the following order:

④If the person who is required to submit the notification pursuant to the provisions of paragraph (1) or (2) is unable to do so, a legal representative other than them may also submit the notification.

A notification of birth must be submitted even if an action to rebut the presumption of legitimacy has been filed.

①If the court is to determine the paternity of a child pursuant to the provisions of Article 773 of the Civil Code, the notification of birth must be submitted by the mother. In this case, she must enter the grounds that paternity has not yet been ascertained in the written notification.

②The provisions of Article 52, paragraphs (3) and (4) apply mutatis mutandis to the case referred to in the preceding paragraph.

①If a birth takes place at sea, the master of the ship must state the particulars listed in Article 49, paragraph (2) in a logbook and affix their signature to it, within 24 hours.

②If the ship arrives at a port in Japan after the procedure referred to in the preceding paragraph has been performed, the master must send a transcript of the portion of the logbook concerning the birth to the mayor of a municipality in which that port is located, without delay.

③If the ship arrives at a port in a foreign country, the master must send a transcript of the portion of the logbook concerning the birth to the Japanese ambassador, minister, or consul stationed in that country without delay, and the ambassador, minister, or consul must send it to the mayor of a municipality in the locality of the registered domicile via the Minister of Foreign Affairs without delay.

If a birth has taken place in a hospital, penal institution, or any other public institution, and both parents are unable to submit the notification, the head or manager of that public institution must submit the notification.

①A police official who has found an abandoned child or has received a report that an abandoned child was found must inform the mayor of a municipality to that effect within 24 hours.

②When having received information as set forth in the preceding paragraph, the mayor of a municipality must give a name to the child and the kana characters indicating the pronunciation of the name, and designate their registered domicile, and must enter in a record any belongings of that child, the place, the date and time, and other circumstances concerning how the child was found, the kana characters indicating the pronunciation of their name, their gender, the presumed date of birth, and the registered domicile. The record in question is deemed to be a written notification.

If the abandoned child dies before the procedures prescribed in paragraph (1) of the preceding Article have been performed, a notification of death must be submitted and the relevant procedures must be carried out at the same time.

The father or mother who takes custody of an abandoned child must submit a notification of birth and apply for a correction of their family register within one month from the day on which they take custody of the child.

A person who seeks to acknowledge parentage of a child must state this and the following particulars in a written notification and submit it:

If a person acknowledges parentage of an unborn child, they must state this and the name and registered domicile of the mother in a written notification and submit it in the locality of the registered domicile of the mother.

If parents submit a notification for the birth of a child born in wedlock with regard to a child who is to acquire the status of a child born in wedlock pursuant to the provisions of Article 789, paragraph (2) of the Civil Code, the notification has the effect of a notification acknowledging parentage.

①When a judicial decision of filiation has become final and binding, the person who filed the action must submit a notification to that effect within ten days from the day on which the judicial decision became final and binding, together with a transcript of the judicial decision. The date that the judicial decision became final and binding must be entered in the written notification.

②If the person who filed the action does not submit a notification under the preceding paragraph, the other party of the case may submit a notification to the effect that a judicial decision of filiation has become final and binding, together with a transcript of the judicial decision. In this case, the provisions of the second sentence of the relevant paragraph apply mutatis mutandis.

In the case of an acknowledgment of parentage made in a will, the executor must submit a notification acknowledging parentage pursuant to the provisions of Articles 60 through 61 within ten days from the day on which they assumed the role, together with a copy of the will in which the acknowledgment is made.

If an acknowledged child is stillborn, the person who has the duty to submit a notification of birth must submit a notification to that effect within 14 days from the day on which they became aware of that fact, in the locality in which the notification acknowledging parentage was submitted; provided, however, that an executor must submit this notification if they have submitted the notification set forth in the preceding Article.

A person who seeks to adopt must submit a notification to that effect.

If consent is given for adoption pursuant to the provisions of Article 797 of the Civil Code, the notification of adoption must be submitted by the person who gives consent.

The provisions of Article 63, paragraph (1) apply mutatis mutandis to the case in which a judicial decision of adoption has become final and binding.

The provisions of Article 63 apply mutatis mutandis to the case in which a judicial decision of annulment of adoption has become final and binding.

The provisions of Article 73-2 apply mutatis mutandis to the case in which a person seeks to take the surname they were using at the time of the annulment of their adoption pursuant to the provisions of Article 816, paragraph (2) of the Civil Code as applied mutatis mutandis pursuant to Article 808, paragraph (2) of the relevant Code.

A person who seeks to dissolve an adoptive relationship must submit a notification to that effect.

If an adoptive relationship is dissolved by agreement pursuant to the provisions of Article 811, paragraph (2) of the Civil Code, a notification concerning the dissolution of the adoptive relationship must be submitted by the persons who have agreed on the dissolution.

If an adoptive relationship is dissolved pursuant to the provisions of Article 811, paragraph (6) of the Civil Code, a notification concerning the dissolution of the adoptive relationship may be submitted by the surviving parties alone.

①The provisions of Article 63 apply mutatis mutandis to the case in which a judicial decision for the dissolution of an adoptive relationship or for the annulment of an adoption has become final and binding.

②The provisions of Article 75, paragraph (2) apply mutatis mutandis to the case in which a public prosecutor has sought a judicial decision for the dissolution of an adoptive relationship.

A person who seeks to take the surname they were using at the time of the dissolution of their adoptive relationship pursuant to the provisions of Article 816, paragraph (2) of the Civil Code must state this and the date of the dissolution of the adoptive relationship in a written notification and submit this.

Persons who seek to marry must state this and the following particulars in a written notification and submit it:

①The provisions of Article 63 apply mutatis mutandis to the case in which a judicial decision of annulment of a marriage has become final and binding.

②If a public prosecutor filed the action, they must request an entry to be made in a family register without delay after the judicial decision has become final and binding.

The provisions of Article 77-2 apply mutatis mutandis to the case in which a person seeks to take the surname they were using at the time of the annulment of their marriage, pursuant to the provisions of Article 767, paragraph (2) of the Civil Code as applied mutatis mutandis pursuant to Article 749 of the relevant Code.

Persons who seek to divorce must state this and the following particulars in the written notification and submit it:

①The provisions of Article 63 apply mutatis mutandis to the case in which a judicial decision of divorce or annulment of a divorce has become final and binding.

②The following particulars must also be entered in a written notification regarding a divorce as set forth in the preceding paragraph:

A person who seeks to use the surname they were using at the time of divorce pursuant to the provisions of Article 767, paragraph (2) of the Civil Code (including as applied mutatis mutandis pursuant to Article 771 of the relevant Code) must state this and the date of their divorce in the written notification and submit it.

Persons who seek to determine the person with parental authority by agreement pursuant to the proviso to Article 819, paragraph (3) or the proviso to paragraph (4) of the relevant Article of the Civil Code must submit a notification to that effect.

The provisions of Article 63, paragraph (1) apply mutatis mutandis to the person with parental authority if adjudication standing in place of an agreement as set forth in the proviso to Article 819, paragraph (3) or the proviso to paragraph (4) of the relevant Article of the Civil Code has become final and binding, or a judicial decision changing the person with parental authority has become final and binding; those provisions also apply mutatis mutandis to the person seeking the judicial decision if the judicial decision revoking an adjudication of loss of parental authority, suspension of parental authority, or loss of the right to administer property has become final and binding.

A person who seeks to surrender or resume parental authority or the right to administer property must submit a notification to that effect.

①A notification of the commencement of guardianship that will commence in the case prescribed in Article 838, item (i) of the Civil Code (referred to below as "guardianship over a minor") must be submitted by the guardian of a minor designated pursuant to the provisions of Article 839 of the Civil Code within ten days from the day on which they assumed the role of guardian.

②The written notification must state the following particulars and be accompanied by a copy of the will relating to the designation of the guardian of a minor:

①If a guardian of a minor dies or loses their status as a result of coming to fall under the category of a person specified in Article 847, items (ii) through (v) of the Civil Code and the position of guardian of the minor is vacant, their successor must submit a notification to the effect that the guardian has lost their status, within ten days from the day on which the successor assumed the role.

②If any of the guardians of a minor die or lose their status as a result of coming to fall under the category of a person specified in Article 847, items (ii) through (v) of the Civil Code, the other guardians of the minor must submit a notification to the effect that the persons in question have lost their status, within ten days from the day in which the other guardians came to know that fact.

③A minor or their relative or guardian may submit the notification referred to in the preceding two paragraphs.

④The notification must state the reason why and the date that the guardians of the minor lost their status.

A notification of the termination of guardianship over a minor must be submitted by the guardian of the minor within ten days. The cause and date of the termination of their guardianship over the minor must be entered in the written notification.

The provisions of this Section concerning the guardian of a minor apply mutatis mutandis to the supervisor of a minor's guardianship.

①A notification of death must be submitted by the person who has the duty to submit the relevant notification within seven days from the day on which they came to know of the death (or if the death took place abroad, within three months from the day on which the person came to know of that fact).

②The written notification must state the following particulars and be accompanied by a medical certificate or autopsy report:

③If a medical certificate or autopsy report is unavailable due to unavoidable circumstances, a document proving the fact of death may be substituted for them. In this case, the grounds for the lack of availability of a medical certificate or autopsy report must be entered in the written notification.

①In accordance with the following order, one of the following persons must submit a notification of death; provided, however, that any of them may submit the notification, irrespective of that order:

②A notification of death may also be submitted by a relative other than cohabiting relatives, and may be made by the guardian, curator, assistant, voluntary guardian, and mandatory of voluntary guardianship of the deceased person.

①A notification of death may be submitted in the locality of the death.

②If the locality of death is unclear, a notification of death may be submitted in the locality where the body is first found; if the death takes place within a train or aboard any other mode of transportation, a notification of death may be submitted in the locality where the body is unloaded from the mode of transportation; and if the death takes place aboard a ship where no logbook is kept, a notification of death may be submitted in the locality at which the ship first enters port.

If a person has died due to a flood, fire, or any other serious event, the government agency or public office that carried out any investigation must report the death to the mayor of a municipality in the locality of the death; provided, however, that if a death has taken place in a foreign country or any other territory specified by Ministry of Justice Order, the death must be reported to the mayor of a municipality in the locality of the deceased person's registered domicile.

①If the death penalty has been enforced, the head of the penal institution must report the death to the mayor of a municipality in the locality of the penal institution without delay.

②The provisions of the preceding paragraph apply mutatis mutandis to the case in which there is no person who claims the body of a person who has died during their detention at a penal institution. In this case, the written report of death must be accompanied by a medical certificate or autopsy report.

The particulars listed in Article 86, paragraph (2) must be stated in the written report of death prescribed in the preceding two Articles.

①If the registered domicile of a deceased person is not apparent or a deceased person cannot be identified, a police official must prepare a postmortem inspection report and submit the written report of death together with it to the mayor of a municipality in the locality of the relevant person's death without delay.

②If the registered domicile of a deceased person has been clarified or a deceased person has been identified, a police officer must report to that effect without delay.

③If any of the persons listed in Article 87, paragraph (1), item (i) or (ii) has identified a deceased person after the report referred to in paragraph (1) was made, the person in question must submit a notification of death within ten days from the day on which they identified the deceased person.

The provisions of Articles 55 and 56 apply mutatis mutandis to a notification of death.

The provisions of Article 63, paragraph (1) apply mutatis mutandis to the person seeking a judicial decision consisting of a declaration of presumed death or rescinding a declaration of presumed death, if the judicial decision in question has become final and binding. In this case, the date on which a person is deemed to have died pursuant to the provisions of Article 31 of the Civil Code must also be entered in the written notification of the declaration of the person's presumed death.

A person who seeks to revert to the surname used before marriage pursuant to the provisions of Article 751, paragraph (1) of the Civil Code must submit a notification to that effect.

A person who seeks to manifest their intention to end the relationship between relatives by affinity pursuant to the provisions of Article 728, paragraph (2) of the Civil Code must state this and the name and registered domicile of the deceased spouse and the date of their death in a written notification and submit it.

The provisions of Article 63, paragraph (1) apply mutatis mutandis to the person seeking a judicial decision disinheriting a presumptive heir or revoking disinheritance if the judicial decision in question has become final and binding.

①A person who seeks to take the surname of their mother or father pursuant to the provisions of Article 791, paragraphs (1) through (3) of the Civil Code must state this and the name and registered domicile of the father or mother in a written notification and submit it.

②If a person who seeks to take the surname of their mother or father pursuant to the provisions of Article 791, paragraph (2) of the Civil Code has a spouse, they must submit the notification jointly with their spouse.

①A person who seeks to revert to their previous surname pursuant to the provisions of Article 791, paragraph (4) of the Civil Code must state this and the date of reversion to their surname under paragraphs (1) thorough (3) of the relevant Article in the written notification, and submit it.

②If the person referred to in the preceding paragraph has a spouse, they must submit the notification jointly with their spouse.

①A person who intends to separate from their family register must submit a notification to that effect.

②If the person designates a place in another city, town or village as their new registered domicile, they must have the written notification accompanied by a copy of their family register.

A notification of separation from a family register may be submitted in the locality where the relevant person's new family register is created.

①If a person acquires Japanese nationality pursuant to the provisions of Article 3, paragraph (1) or Article 17, paragraph (1) or (2) of the Nationality Act (Act No. 147 of 1950), the person acquiring Japanese nationality must submit a notification of acquisition of Japanese nationality within one month from the date of that acquisition (or if the person was abroad on that date, within three months).

②The written notification must state the following particulars, and be accompanied by a document certifying the acquisition of Japanese nationality:

A notification of naturalization must be submitted by the naturalized person, within one month from the date of public notice. The provisions of paragraph (2) of the preceding Article apply mutatis mutandis to the particulars to be entered in a written notification in this case.

①A notification of the loss of Japanese nationality must be submitted by the party to the event under notification, or their spouse or relative within the fourth degree of kinship, within one month from the day on which they came to know of loss of Japanese nationality (or if the person who is required to submit the notification was abroad on the day on which they came to know of the fact, within three months from that day).

②The written notification must state the following particulars, and be accompanied by a document certifying the loss of Japanese nationality:

①In order to manifest the intention to reserve Japanese nationality as prescribed in Article 12 of the Nationality Act, a person entitled to submit a notification of birth (excluding a person who is required to submit a notification pursuant to the provisions of Article 52, paragraph (3)) must submit a notification of the intention to reserve Japanese nationality within three months from the date of birth.

②The notification referred to in the preceding paragraph must be submitted together with the notification of birth.

③If the person prescribed in paragraph (1) is unable to submit a notification during the period referred to in the relevant paragraph due to a natural disaster or any other grounds not attributable to them, that period is 14 days from the time when it has become possible to submit a notification.

①In order to make a declaration of the selection of Japanese nationality under Article 14, paragraph (2) of the Nationality Act, the person who seeks to make the declaration must submit a notification to that effect.

②The person's foreign nationality must be entered in the written notification.

If, in the course of administering processes for family registers, the mayor of a municipality finds that a person who should select their nationality pursuant to the provisions of Article 14, paragraph (1) of the Nationality Act has not made that selection within the period set forth in the relevant paragraph, they must give notice of the name and registered domicile of the person and other particulars specified by Ministry of Justice Order to the director of the legal affairs bureau with jurisdiction.

①If a government agency or public office comes to know of any person who has lost Japanese nationality in the course of its duties, it must submit a written report of the loss of Japanese nationality together with a document certifying the loss of Japanese nationality to the mayor of a municipality in the locality of the relevant person's registered domicile without delay.

②The particulars listed in Article 103, paragraph (2) must be entered in a written report.

①If a Japanese national who has nationality in a foreign country has lost nationality in that foreign country, they must submit a notification to that effect within one month from the day on which they came to know of that loss (or if the person was abroad on the day on which they came to know the fact, within three months from that day).

②The written notification must state the cause and date of the loss of foreign nationality, and be accompanied by a document certifying that loss.

①If a person entered at the head of a family register and their spouse seek to change their surname due to unavoidable grounds, after obtaining the permission of the family court concerning the change of name and surname kana characters, they must submit a notification of the name and the surname kana characters for which permission has been received.

②If a person who has married a foreign national seeks to change their surname to the surname used by their spouse, they may submit a notification to that effect and the surname kana characters they seek to change without obtaining the permission of the family court, but only within six months from the date of their marriage.

③If on or after the day of their divorce, annulment of their marriage, or the death of their spouse, a person who has changed their surname pursuant to the provisions of the preceding paragraph seeks to change their surname back to the surname they were using at the time that they first changed their surname, they may submit a notification to that effect without obtaining the permission of the family court, but only within three months from the day in question.

④The provisions of paragraph (1) apply mutatis mutandis to a person (excluding a person entered at the head of a family register or their spouse) whose mother or father is a foreign national and who seeks to change their surname to the surname used by their mother or father.

A person who wishes to change their given name or given name kana characters on justifiable grounds must obtain permission from the family court concerning the change of given name and given name kana characters, and submit a notification of the given name and the given name kana characters for which permission has been received.

If a person entered at the head of a family register and their spouse seek to change their surname kana characters due to unavoidable grounds, after obtaining the permission of the family court, they must submit a notification to that effect.

A person who wishes to change their given name kana characters on justifiable grounds must submit a notification to that effect after obtaining the permission of the family court.

①If a person entered at the head of a family register and their spouse seek to transfer their registered domicile to another place, they must state this and their intended new registered domicile in a written notification and submit this.

②If the registered domicile is transferred to a place in another city, town, or village, the written notification must be accompanied by a copy of the family register.

A notification of the transfer of registered domicile may be submitted in the locality of the intended new registered domicile.

①A person who has no registered domicile must obtain the permission of the family court and submit a notification for the registration of an unregistered person within ten days from the day on which they obtained the permission.

②In addition to the particulars listed in Article 13, the date of permission for the registration of an unregistered person must be entered in the written notification.

The provisions of the preceding Article apply mutatis mutandis to the case in which a notification for the registration of an unregistered person is required to be made based on a final and binding judgment. In this case, the written notification must be accompanied by a transcript of the judgment.

A notification for the registration of an unregistered person may be submitted in the locality where the person intends to register.