RECORDING MEDIUM, RECORDING METHOD, RECORDING DEVICE, REPRODUCTION DEVICE, DATA TRANSMISSION METHOD, AND SERVER DEVICE

摘要

A recording medium applicable to an information service system capable of transmitting and receiving information by a user-side terminal device using a communication line such as the Internet to access a management server as a server device. The recording medium (10a) has a lead in area (16a), a data recording area (14a) arranged at an outer circumference of the lead in area (16), and a lead out area (12a) arranged at the outer circumference of the data recording area (14a). A plurality of identification information are recorded at least one of these areas (12a, 14a, 16a).