According to one embodiment, an information playback apparatus according to one embodiment includes a storage module configured to store a vendor table including a formal vendor ID of a self apparatus and one or more registered vendor IDs, and vendor commands respectively associated with the formal vendor ID and the registered vendor IDs, a connection module configured to connect a partner device so as to transfer video data, audio data, and vendor commands, a detection module configured to detect a vendor ID of the partner device, and a vendor ID control module configured to transmit either one of the formal vendor ID of the self apparatus and a temporary vendor ID of the self apparatus selected from the registered vendor IDs to the partner device based on the vendor ID of the partner device.