To provide a roulette game machine which can bring out the amusing aspect inherent in a roulette game itself.

A monitor display 13 for displaying a betting board 26 is designed to be shared by a plurality of players at play corners P1 to P4. Consequently, all players at each play corner P1 to P4 can not only show which number they have bet to other players and people watching around them but also see which number other players have bet, which raises the players' consciousness of competing with other players, achieving much more enjoyable playing than conventional roulette game machines.