Content reproducing apparatus, content reproduction method and content delivery system

Content between a common viewing form different content, and the video length, in the case where part of the contents of the video are different, then interrupting playback, when resuming reproduction by switching the viewing mode, the user feels providing content reproducing apparatus can also be reduced compared with the conventional discomfort. Content reproduction apparatus from the content server for distributing two contents having different viewing type contents is common, a apparatus for reproducing streaming receiving the content, and selecting means for selecting a view mode, the elected viewing type for the first content in different viewing type and a determining means for determining whether or not the reproduction is interrupted, when the reproduction is judged to be interrupted, the playback is interrupted position, the comprising conversion means for converting the corresponding position in the second content elected viewing type, a request means for requesting to said content server to transmit from the corresponding position on the second content.