Information recording apparatus, information recording method, information recording medium, information reproducing apparatus and information recording method

The invention is related the recording device, a recording method and recording medium and information reproducing device and information copying method, when the invention is used as the inner disc and a on the disc system, wherein through the change of the shape of the recording and related copyright data of the isochronism, a data of complex, and is needed to the complex recording data. According to the invention, wherein with the disk defect, wherein at least a key data capable of complex correctly, wherein assigning the space sub-data with a predetermined length or a longer groove line, to enable the sub-board data can be complex correctly.