The present invention provides a content management device manages not to reproduce a part of contents in output source/destination concurrently, and manages to reproduce the whole contents in the original sequence continuously.A content management device is a device for managing reproduction of content from the first medium for which data corresponding to a part of the content output to the second medium. This device includes an outputting circuitry configured to output data corresponding to the part of the content, and a reproduction controller configured to disable reproduction of the part of the content recorded in the first medium when the outputting circuitry outputs the data corresponding to the part.