 | Undercover Cops (US) (clone of: uccops) | 1992 | Irem | uccopsu | | 0.00 |
| Undercover Cops (World) | 1992 | Irem | uccops | Fighter / 2.5D | 7.86 |
 | UniWar S | 1980 | Irem | uniwars | Shooter / Gallery | 7.40 |
 | Vigilante (Japan) (clone of: vigilant) | 1988 | Irem | vigilantj | | 0.00 |
| Vigilante (World, set 1) | 1988 | Irem | vigilant | Platform / Fighter Scrolling | 6.47 |
| Vigilante (World, set 2) (clone of: vigilant) | 1988 | Irem | vigilant1 | | 0.00 |
| | Vs 10-Yard Fight (Japan) (clone of: 10yard) | 1984 | Irem | vs10yardj | | 0.00 |
| | Vs 10-Yard Fight (World, 11/05/84) (clone of: 10yard) | 1984 | Irem | vs10yard | | 0.00 |
 | Wily Tower | 1984 | Irem | wilytowr | Platform / Run Jump Scrolling | 6.85 |
 | WW III (clone of: redalert) | 1981 | Irem | ww3 | | 0.00 |
 | X Multiply (Japan, M72) (clone of: xmultipl) | 1989 | Irem | xmultiplm72 | | 0.00 |
| X Multiply (World, M81) | 1989 | Irem | xmultipl | Shooter / Flying Horizontal | 5.95 |
 | Yakyuu Kakutou League-Man (Japan) (clone of: nbbatman) | 1993 | Irem | leaguemn | Fighter / 2.5D | 0.00 |
 | Youjyuden (Japan) | 1986 | Irem | youjyudn | Shooter / Walking | 4.75 |
