Promptly after the promulgation of this Act, the Government is to review the approach to the use, in residence management, employment management and the social insurance system with regard to foreign nationals residing in Japan, of residence card numbers (meaning the number of the residence card set forth in Article 19-4, paragraph (1), item (v) of the Immigration Control and Refugee Recognition Act) and other numbers and the like by which a specific individual can be identified, and, if it finds it necessary, take the required measures based on the results.