Operation Jupiter
1
Action | 1 player | 1988
4
Operation Stealth
3
Adventure | 1 player | 1990
Obitus
Action - RPG | 1 player | 1991
1
Operation Wolf
2
Shooter | 2 players | 1990
Oishinbo: Kyukyoku no Menu 3bon Syoubu
Adventure | 1 player | 1989
1
Operation Wolf
2
Shooter | 1 player | 1990
2
Out Run
2
Racing | 1 player | 1987
Otocky
Shoot'em up | 1 player | 1987
Othello
Board game - Reflexion | 2 players | 1988
Operation Wolf
Shooter | 1 player | 1989
Operation Wolf
1
Shooter | 1 player | 1990
Out Run 3-D
Racing | 1 player | 1989
1
Out Run Europa
2
Racing | 1 player | 1991
Othello
1
Board game - Reflexion | 2 players | 1990
OutRun
Racing | 2 players | 1991
Off The Wall
1
Sports | 3 players | 1991
1
Ojanko Club
Reflexion | 2 players | 1986
Ojanko High School
1
Reflexion | 1 player | 1988
Ojanko Yakata - Shobatsuki Mahjong sen
Reflexion | 1 player | 1986
Ojanko Yakata 2bankan - Shobatsuki Mahjong sen
Reflexion | 1 player | 1987
Ojyousan
Reflexion | 1 player | 1987
Omega Fighter
3
Shoot'em up | 2 players | 1989
1
Omega Race
Shoot'em up | 2 players | 1981
Onna Sansirou - Typhoon Gal
1
Action | 2 players | 1985
Operation Thunderbolt
2
Shooter | 2 players | 1988
3
Operation Wolf
8
Shooter | 1 player | 1987
Orange Club - Maru-hi Kagai Jugyou
Reflexion | 1 player | 1988
Orbit
Puzzle | 1 player | 1978
Ordyne
2
Shoot'em up | 2 players | 1988
Otona no Mahjong
Reflexion | 1 player | 1988
1
Out Run [Sit-Down model]
6
Racing | 1 player | 1986
1
Out Zone
8
Shoot'em up | 2 players | 1990
Over Drive
2
Racing | 1 player | 1990
3
OutRun
6
Racing | 1 player | 1991