3. The data processing device according to claim 1 , further comprising: a data accumulation controller which acquires the program, makes the acquired program accumulated in a data accumulation section, and makes the content character data and the partial data output date/time information accumulated in the data accumulation section; and a data output date/time acquiring section which acquires data output date/time information concerning date/time when the program accumulated in the data accumulation section is outputted, wherein the data acquiring section specifics the position of the subpart in the program accumulated in the data accumulation section and acquires the specified position, based on the date/tine of the data output date/time information and the partial data output date/time information.
3. The data processing device according to claim 1 , further comprising: a data accumulation controller which acquires the program, makes the acquired program accumulated in a data accumulation section, and makes the content character data and the partial data output date/time information accumulated in the data accumulation section; and a data output date/time acquiring section which acquires data output date/time information concerning date/time when the program accumulated in the data accumulation section is outputted, wherein the data acquiring section specifics the position of the subpart in the program accumulated in the data accumulation section and acquires the specified position, based on the date/tine of the data output date/time information and the partial data output date/time information. 4. The data processing device according to claim 3 . wherein the data output date/time information is information concerning date/time when outputting of the program is started, and the data acquiring section recognizes an interval from when outputting of the program is started to when the subpart of the program is outputted, based on the date/time of the data output date/time information and the partial data output date/time information, and the data acquiring section specifies the position of the subpart in the program, based on the interval recognized.