A download terminal acquires and stores a content from a content server, acquires from a license server, a writing-out license including a use condition for writing out of the content to an exchangeable medium and writes out the content to the exchangeable medium according to the writing-out license. The writing-out license includes a pack identifier given to a content group to which the content belongs, and viewing term information of the content, as the use condition. The download terminal determines based on the viewing term information, a viewing time limit of the content to be written out, and synchronizes a viewing time limit of other content having a same pack identifier as that of the content.