A management system includes an electronic instrument that uses a managed article, and a management server. The electronic instrument is configured to acquire identification information from the managed article used by the electronic instrument with the identification information being read-only information, and to transmit information including the identification information to the management server. The management server is configured to reference registered database, in which information corresponding to the identification information of a plurality of managed articles is registered in advance, using the identification information transmitted from the electronic instrument to determine whether identification information database is required to be updated by the information transmitted from the electronic instrument, and to record at least a portion of the information transmitted from the electronic instrument in the identification information database as being associated with the identification information when it is determined that the identification information database is required to be updated.