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
1
Operation Wolf 3
1
Shooter | 2 players | 1994
Orange Club - Maru-hi Kagai Jugyou
Reflexion | 1 player | 1988
Orbit
Puzzle | 1 player | 1978
Ordyne
4
Shoot'em up | 2 players | 1988
1
OSman
8
Beat'em up | 2 players | 1996
1
Odin Sphere
7
Action - RPG | 1 player | 2008
1
Omega Boost
2
Action - Shooter | 1 player | 1999
Ojamajo Doremi Dokkan: Nijiiro Paradise
1
Party game | 4 players | 2002
1
Operation Wolf
3
Shooter | 1 player | 1990
Olympic Summer Games: Atlanta 96
Sports | 8 players | 1996
Olympic Soccer
Sports | 4 players | 1996
Outtrigger
2
FPS | 4 players | 2001
Off-World Interceptor
1
Other - Racing | 2 players | 1994
Operation Air Assault 2
Action | 1 player | 2007
Obliterate
Action - Shooter | 1 player | 2007
Ocean Commander
Shoot'em up | 1 player | 2006
Oriental Blue: Ao no Tengai
1
RPG | 1 player | 2003
Oishinbo: Kyukyoku no Menu 3bon Syoubu
Adventure | 1 player | 1989
Oni II: Innin Densetsu
RPG | 1 player | 1992
Oni III: Kuro no Hakaishin
1
RPG | 1 player | 1993
Oni IV: Kijin no Ketsuzoku
1
RPG | 1 player | 1994
Oni V: Innin wo Tsugumono
RPG | 1 player | 1995
Oni IV: Kijin no Ketsuzoku
RPG | 1 player | 1994
Ottifanten: Kommando Störtebeker
1
Action - Platformer | 1 player | 2001
Onegai Monsters
Adventure - RPG | 1 player | 1999
Operation WinBack 2: Project Poseidon
2
Action | 4 players | 2006
Operation Air Assault
Simulation | 1 player | 2005
Outlaw Golf 2
3
Sports | 4 players | 2005
1
Operation Wolf
2
Shooter | 2 players | 1990
Overlord
Management | 1 player | 1992
Orbital
1
Puzzle | 1 player | 2006
OutRun
1
Racing | 2 players | 1991
OneChanbara Special: Zombie Hunter
Action | 1 player | 2011
Ore no Shikabane wo Koete Yuke
RPG | 1 player | 2011
1
Ooga Booga
4
Party game - Fighting | 4 players | 2001
Offensive
Strategy | 1 player | 1996
Orion Burger
1
Adventure | 1 player | 1996
Outpost
Strategy | 1 player | 1994
Off-World Interceptor
Other - Racing | 2 players | 1994
Omega Assault
Action - Shooter | 1 player | 2004
ONSIDE Complete Soccer
Sports | 2 players | 1996
1
OverBlood 2
1
Survival - Horror | 1 player | 2001
1
OverBlood
2
Survival - Horror | 1 player | 1997
OverBlood
Survival - Horror | 1 player | 1997
OverBlood 2
Survival - Horror | 1 player | 2001