series starting with j
Jack Potten's Poker
Jack Potten's Poker (set 1)
| Name | pottnpkr |
| Mfr | bootleg |
| Year | 198? |
| Genre | Card Battle |
| Players | 1 |
| Status | good |
| DLs | 203 |
Jan Jan Paradise
Jan Jan Paradise 2
| Name | jjparad2 |
| Mfr | Electro Design |
| Year | 1997 |
| Genre | Mature |
| Players | 1 |
| Status | imperfect |
| DLs | 344 |
Jan Jan Paradise
| Name | jjparads |
| Mfr | Electro Design |
| Year | 1996 |
| Genre | Mature |
| Players | 1 |
| Status | imperfect |
| DLs | 273 |
Janputer
Janputer Special (Japan)
New Double Bet Mahjong (bootleg of Royal Mahjong, set 1)
| Name | janputer |
| Mfr | bootleg (Paradise Den... |
| Year | 1981 |
| Genre | Mahjong |
| Players | 1 |
| Status | good |
| DLs | 205 |
Jikkyou Powerful Pro Yakyuu
Jikkyou Pawafuru Puro Yakyu EX '98 (GC811 VER. JAA)
Jikkyou Powerful Pro Yakyuu '96 (GV017 Japan 1.03)
Jockey Club
Joe & Mac
Gunstar Heroes / Snake Rattle n' Roll / Joe & Mac (Conny bootleg of Mega Drive versions)
| Name | 3in1mbc |
| Mfr | bootleg (Conny) |
| Year | 1995 |
| Genre | Platform |
| Players | N/A |
| Status | good |
| DLs | 547 |
Caveman Ninja (World ver 4)
| Name | cninja |
| Mfr | Data East Corporation |
| Year | 1991 |
| Genre | Platform |
| Players | 2 |
| Status | imperfect |
| DLs | 2895 |
Joe & Mac Returns (World, Version 1.1, 1994.05.27)
| Name | joemacr |
| Mfr | Data East Corporation |
| Year | 1994 |
| Genre | Platform |
| Players | 2 |
| Status | good |
| DLs | 1110 |
JoJo's Bizarre Adventure
JoJo's Venture (Europe 990128)
Joker Poker
Noraut Jacks Plus / Joker Poker (V3.010a)
| Name | noraut3a |
| Mfr | Noraut Ltd. |
| Year | 2002 |
| Genre | Card Battle |
| Players | 1 |
| Status | preliminary |
| DLs | 86 |
Noraut Jacks Plus / Joker Poker (V3.011a)
| Name | noraut3b |
| Mfr | Noraut Ltd. |
| Year | 2003 |
| Genre | Card Battle |
| Players | 1 |
| Status | preliminary |
| DLs | 98 |
Noraut Joker Poker (original)
| Name | norautjo |
| Mfr | Noraut Ltd. |
| Year | 198? |
| Genre | Card Battle |
| Players | 1 |
| Status | good |
| DLs | 156 |
Noraut Poker
| Name | norautp |
| Mfr | Noraut Ltd. |
| Year | 1988 |
| Genre | Card Battle |
| Players | 1 |
| Status | good |
| DLs | 171 |
Noraut Joker Poker (Prologic HW)
| Name | norautpl |
| Mfr | Video Fun Games Ltd. |
| Year | 198? |
| Genre | Card Battle |
| Players | 1 |
| Status | good |
| DLs | 114 |
Noraut Red Hot Joker Poker (alt HW)
| Name | norautra |
| Mfr | Noraut Ltd. |
| Year | 198? |
| Genre | Card Battle |
| Players | 1 |
| Status | good |
| DLs | 123 |
Noraut Red Hot Joker Poker
| Name | norautrh |
| Mfr | Noraut Ltd. |
| Year | 1988 |
| Genre | Card Battle |
| Players | 1 |
| Status | good |
| DLs | 114 |
Jolly Card
Jolly Card (German, set 1)
| Name | jollycrd |
| Mfr | TAB Austria |
| Year | 1985 |
| Genre | Card Battle |
| Players | 1 |
| Status | good |
| DLs | 193 |
