A character recognition system for recognizing character(s) displayed on display(s) of computer(s). In one embodiment, memory device(s) store recognition dictionaries, and there may be a separate recognition dictionary for each display font and character size combination. Such a recognition dictionary may contain information pertaining to arrangement of constituent dots making up each character of a corresponding display font and character size. A character recognition unit may identify target character(s) displayed on display(s) by searching such recognition dictionary or dictionaries and extracting therefrom character(s) for which information pertaining to arrangement of constituent dots making up extracted character(s) is a perfect match for target character(s) displayed on display(s).