To provide the Internet cafe management method, management system, and service server for efficiently managing the Internet cafe.

The Internet cafe management system includes: an Internet cafe management server for receiving slave terminal equipment identification information corresponding to each slave terminal equipment from master terminal equipment, and for storing and managing the slave terminal equipment identification information corresponding to each slave terminal equipment in a database; and a game service server for, when the slave terminal equipment is connected via the Internet cafe gateway of the Internet cafe system, grasping whether or not the salve terminal equipment identification information corresponding to the slave terminal equipment exists on the database, and for, when grasping that the slave terminal equipment information exists, controlling the execution of a game on the slave terminal equipment on the basis of the slave terminal equipment identification information corresponding to the slave terminal equipment.