ENTERTAINMENT DEVICE AND EXTERNAL STORAGE DEVICE FOR ENTERTAINMENT DEVICE

摘要

An external storage device connected to an entertainment device and storing game information, wherein a plurality of types of entertainment devices are available, the external storage device being able to be connected to an entertainment device without any trouble even when a corresponding-relation between a type of an entertainment device and a type of an external storage device cannot be identified. An external storage device (230) which can be connected to an entertainment device and stores information received from it, and which has a mounting unit (603) to be fitted to a receiving unit of an entertainment device for electric connection with the entertainment device, wherein the mounting unit (603) has a shape that refuses fitting to a receiving unit of an entertainment device of a specific type so as to prevent connection with a preset, specific type out of a systematic series of types of entertainment devices.