A home screen display unit arranges and displays a plurality of content icons indicating a plurality of pieces of content in a first area in a content zone screen. If a specific content icon is focused on by the cursor and if a preset determination operation is performed, a content playback unit starts playback of the content indicated by the focused icon. If a specific content icon is focused on by the cursor, a related information acquiring unit acquires related information relating to the content that is indicated by the focused icon that is registered in an external device from the external device without starting playback of the content. A home screen display unit displays the acquired related information in a second area of the content zone screen and displays, if related information is updated, the updated related information in the second area so as to replace the related information displayed until that moment.