Abstract: Time information including a date, a time and the like or a condition and the like are recorded in association with contents. When the user simply selects contents, the contents and time information associated with the contents are received at a mobile device and the contents are automatically played at a time indicated by the time information. The time information includes time associated with the details of contents. For example, if the contents include a sound for reading out program information of a broadcast program, the time information corresponds to a broadcasting date included in the program information.