It has been difficult to replay data in a manner which better suits a user's intention. A recording/replaying system comprises a recording medium 15 on which a plurality of data pieces are recorded, write file managing means 11 which records on the recording medium 15 one or multiple lists which are for selecting predetermined data pieces from among the plurality of recorded data pieces and specifying thus selected determined data pieces, file recording means 14, control means 21 which replays the predetermined data pieces specified by the lists based on thus recorded one or multiple lists, the file replaying means 23, and the data file outputting means 24.