To provide a game device capable of selecting game data to be played by a player when playing a game in a straightforward manner. One or a plurality of primary play candidate data names are selected from secondary play candidate data containing one or a plurality of items of game data and names for this game data. A primary play candidate data file configured so as to contain primary play candidate data name information necessary for displaying the selected primary play candidate name(s) is stored in a storage media. One or a plurality of primary play candidate data names is then displayed based on the stored primary play candidate data name information. One or a plurality of the displayed primary play candidate data names is selected as one or a plurality of play target data names. A game can then be controlled based on game data for the selected play target data name(s).