1. A game machine for displaying option screen that displays an option constitution image indicating two or more options on a display so as to select the option by a player through an input portion, comprising: an option locator that locates the two or more options at predetermined indication positions on the option constitution image, being scattered on a plane when displaying the options; a letter indicator that controls to locate the options having respectively different size of letters on the option constitution image by setting the letters comprising each option with a different size when locating the options on the option constitution image and displaying on the display; and an enlargement/reduction indicator that enlarges or reduces the letters comprising each option displayed on the option constitution image at a predetermined indication time cycle every each option.