Could you try following keys? CACQ33L4: Airplane landing simulator JEE3V3NE: Vertical scroller action Y33NQ54S: Wandering in the maze VKAKV3ZP: Car racing And you should look for keys yourself. Both here and in Japanese smileBASIC community, many keys will be exposed and you can find them easily. Of course I know you cannot read Japanese, but you must be able to recognize keys.