An information processor of the present invention comprises a display for displaying a symbol display area in which a plurality of symbols can be displayed, and a controller programmed to execute the following processes (1a) to (1c): (1a) a process of determining a plurality of symbols to be displayed in the symbol display area by random determination, (1b) a process of displaying the plurality of symbols determined by the process of (1a) in the symbol display area, and (1c) a process of displaying a character corresponding to a specific symbol outside the symbol display area in a case where the specific symbol is displayed among the plurality of symbols displayed in the symbol display area.