At least one of a recorded image signal data, recorded audio signal data, and recorded image signal multiplex data, and reproduction information data describing the information about reproduction of at least one of the recorded image signal data, the recorded audio signal data, and the recorded image signal multiplex data or an arbitrary combination thereof, are stored. In this reproduction information data, the user can describe and edit by freely and easily combining the image data, audio data, and image/audio multiplex data. The CPU reads out image data and audio data from the storage means according to the reproduction information data, and decodes them, and converts the data format if necessary, and reproduces the image and audio in synchronism by using synchronization control means.