To let a computer select a character with a new, certain attribute tendency based on attribute data storage position such as performance of a character (hero) which a player has arbitrarily recorded on a storage medium.

A data control part 25 reads a saving area address number data file 19, an icon data file 23, and a character identifier data file 28 regarding the attribute data recorded at a desired position of the saving area of the storage medium on which the attribute data of the character are recorded, and lets an arithmetic control part 26 compare those files with plural character image data files 29 in a record medium on which game program and various data are recorded and select a corresponding character.