Provided is a contents distribution system including: a unit for dividing contents data stored in a contents distribution server into segments and distributing the contents data segments, the contents data being reproducible for a predetermined period of time; a unit for distributing the contents data segments by varying sizes of the contents data segments in accordance with contents processing information notified by a contents reproduction terminal; a unit for receiving and storing the contents data segments distributed by the contents distribution server and reproducing the same in real time; and a unit for notifying the contents distribution server of the contents processing information indicating a processing status of the contents data segments distributed.