To prevent viewing of contents distributed via a network by an unauthorized user and to secure copyrights of actual performers, etc. and profits of content distributors.

This content distribution system is provided with a distribution server 3 that distributes the contents to a user terminal 1, an actual performance data acquisition means 4 that makes the contents of actual performance actually performed at a prescribed place into data as the contents to be distributed from the distribution server 3 to acquire the data and a content reproduction means 6 that receives the contents to be distributed from the distribution server 3 via the user terminal 1 and reproduces the contents. And the content distribution system is provided with a scramble means 5 that defines the contents acquired by the actual data acquisition means 4 as the contents to be distributed by the distribution server 3 by encrypting the contents into a prescribed form by connecting the scramble means 5 with the distribution server 3 and the contents reproduction means 6 is provided with a decrypting function that releases an encrypted state of the distributed contents.