Disk playback apparatus

A disc player device comprising:

• a signal reading portion that reads content information recorded in a disc;
• a playback portion that plays a title on the basis of the read content information;
• a user operation mask information obtaining portion that obtains user operation mask information from the content information;
• a playback information obtaining portion that obtains playlist information, play item information, and playlist total playback time information as playback information, which are assigned to a title being played by the playback portion;
• a nonvolatile storage portion in which the playback information is stored;
• a playback information writing portion that stores, in the nonvolatile storage portion, the playback information read by the playback information obtaining portion;
• a playback information retrieving portion that retrieves the playback information from the nonvolatile storage portion;
• and
• a user operation auto-executing portion that executes a user operation not being limited by the user operation mask information obtained by the user operation mask information obtaining portion,
• wherein the user operation auto-executing portion includes:
• a playlist information comparing portion that compares the playlist information last stored in the nonvolatile storage portion before the disc player device is powered on, with playlist information on a title read by the signal reading portion after the disc player device is powered on;
• and
• a play item information comparing portion that, after the comparison process for the playlist information, compares the play item information last stored in the nonvolatile storage portion before the disc player device is powered on, with play item information on the title read by the signal reading portion after the disc player device is powered on, and
• wherein if there is one or more user operations, execution of which is not limited by the user operation mask information, the comparison process for the playlist information and the comparison process for the play item information automatically execute the user operation not being limited by the user operation mask information and provide title searching at a speed higher than a normal speed of 1× until playlist information and play item information on a title currently being read by the signal reading portion match with the playlist information and the play item information stored in the nonvolatile storage portion before the disc player device is powered on.