Article 30-6Notification, etc. of Identity Confirmation Information from the Mayor of a Municipality to the Prefectural Governor
第三十条の六（市町村長から都道府県知事への本人確認情報の通知等）
When the mayor of a municipality makes an entry in a certificate of residence, deletes a certificate of residence, or makes an amendment of an entry with respect to all or part of the matters listed in Article 7, items (i) through (iii), (vii), (viii)-2 and (xiii) (with respect to the matters listed in item (vii) of that Article, the domicile; hereinafter the same applies in this paragraph), the mayor is to notify the prefectural governor of the identity confirmation information pertaining to that entry, etc. in the certificate of residence (meaning the matters listed in items (i) through (iii), (vii), (viii)-2 and (xiii) of that Article entered in the certificate of residence (in the case where the certificate of residence has been deleted, these matters that were entered in that certificate of residence), and the matters specified by Cabinet Order concerning the entry, etc. in the certificate of residence; the same applies hereinafter).
市町村長は、住民票の記載、消除又は第七条第一号から第三号まで、第七号、第八号の二及び第十三号に掲げる事項（同条第七号に掲げる事項については、住所とする。以下この項において同じ。）の全部若しくは一部についての記載の修正を行つた場合には、当該住民票の記載等に係る本人確認情報（住民票に記載されている同条第一号から第三号まで、第七号、第八号の二及び第十三号に掲げる事項（住民票の消除を行つた場合には、当該住民票に記載されていたこれらの事項）並びに住民票の記載等に関する事項で政令で定めるものをいう。以下同じ。）を都道府県知事に通知するものとする。
The notification under the preceding paragraph is to be made, as specified by Ministry of Internal Affairs and Communications Order, by transmission from the computer used by the mayor of the municipality, via a telecommunications line, to the computer used by the prefectural governor.
前項の規定による通知は、総務省令で定めるところにより、市町村長の使用に係る電子計算機から電気通信回線を通じて都道府県知事の使用に係る電子計算機に送信することによつて行うものとする。
The prefectural governor who has received a notification under paragraph (1) must, as specified by Ministry of Internal Affairs and Communications Order, record the identity confirmation information pertaining to that notification on a magnetic disk, and retain it for the period specified by Cabinet Order from the day of that notification.
When all or part of the identity confirmation information that the prefectural governor retains pursuant to the preceding paragraph, and for which the retention period under that paragraph has not elapsed (hereinafter referred to as "identity confirmation information retained by the prefectural governor"), is lost, the prefectural governor must take the measures necessary to recover that identity confirmation information retained by the prefectural governor.