To provide a game system and an information recording medium in a new field and not classified into conventional categories, which enable a user to enjoy a conversation with reality with the characters in a screen.

CPU 4 reads out voice signal data recorded in ROM 2 and moving image data recorded in ROM 3, makes the characters in a screen naturally converse with a game player through a display interface 5 and a display 6, and a sound source 7 and a speaker 8 for games, generates conversation icons on a screen, makes the game operator to select the corresponding conversation icon, and makes the characters to make answers and questions based on key word data corresponding to the selected conversation icon. This procedure is repeated.