| Title | Year | Genre |
|---|---|---|
| Robotron - 2084 | 1982 | Arcade |
| Robotron | 1982 | Shooter |
| Roc'n Rope | 1983 | Arcade |
| Rock 'n Rage | 1986 | Action |
| Rock Climber | 1981 | Arcade |
| Rock Duck | 1983 | Arcade |
| Rock Tris | ???? | Puzzle |
| Rock'n 3 | 1999 | Music / Dance |
| Rock'n 4 | 2000 | Music / Dance |
| Rock'n MegaSession | 1999 | Music / Dance |
| Rock'n Tread | 1999 | Music / Dance |
| Rock'n Tread 2 | 1999 | Music / Dance |
| Rod-Land | 1990 | Arcade |
| Rohga Armor Force | 1991 | Action |
| Roller Aces | 1983 | Action |
| Roller Jammer | 1984 | Action |
| Rollergames | 1991 | Action |
| Rolling Crash / Moon Base | 1979 | Arcade |
| Rolling Crush | 1999 | Puzzle |
| Rolling Thunder | 1986 | Action |
| Rolling Thunder 2 | 1990 | Action |
| Romar Triv | ???? | Quiz |
| Rompers | 1989 | Arcade |
| Rong Rong | 1994 | Puzzle |
| Ropeman | 1983 | Arcade |
| Rotary Fighter | ???? | Shooter |
| Rough Racer | 1990 | Racing |
| Rough Ranger | 1988 | Action |
| Rougien | 1982 | Shooter |
| Round Up 5 - Super Delta Force | 1989 | Racing |
| Round-Up | 1981 | Arcade |
| Route 16 | 1981 | Arcade |
| Royal Card | 1985 | Cards |
| Royal Card Part-Two | 1982 | Cards |
| Royal Casino | 1984 | Casino |
| Royal Mahjong | 1982 | Mahjong |
| Royal Night | 1984 | Mahjong |
| Royal Queen | 1984 | Mahjong |
| Rug Rats | 1983 | Arcade |
| Rumba Lumber | 1984 | Arcade |
| Run and Gun | 1993 | Basketball |
| Run and Gun 2 | 1996 | Basketball |
| Run Run Puppy | 2000 | Arcade |
| Runaway | 1982 | Arcade |
| Rushing Beat Shura | 1997 | Beat em up |
| Rygar | 1986 | Action |
| Ryu Jin | 1993 | Shooter |
| RyuKyu | 1990 | Puzzle |
| Ryuuha | 1987 | Mahjong |
| Ryuusei Janshi Kirara Star | 1996 | Mahjong |
