 | Mahjong Neruton Haikujiradan (Japan, Rev. A?) (clone of: neruton) | 1990 | Dynax / Yukiyoshi Tokoro | nerutona | | 0.00 |
| Mahjong Neruton Haikujiradan (Japan, Rev. B?) | 1990 | Dynax / Yukiyoshi Tokoro | neruton | Tabletop / Mahjong *Mature* | 0.00 |
 | Mahjong Panic Stadium (Japan) | 1990 | Nichibutsu | pstadium | Tabletop / Mahjong *Mature* | 0.00 |
 | Mahjong Quest (Japan) | 1990 | Taito Corporation | mjnquest | Tabletop / Mahjong *Mature* | 8.00 |
| Mahjong Quest (No Nudity) (clone of: mjnquest) | 1990 | Taito Corporation | mjnquestb | | 0.00 |
 | Mahjong The Lady Hunter (Japan 900509) | 1990 | Nichibutsu | mladyhtr | Tabletop / Mahjong *Mature* | 0.00 |
 | Mahjong Triple Wars 2 (Japan) | 1990 | Nichibutsu | triplew2 | Tabletop / Mahjong *Mature* | 0.00 |
| | Mahjong X-Tal 7 - Crystal Mahjong / Mahjong Diamond 7 (Japan) | 1990 | Dynax | majxtal7 | | 0.00 |
 | Mahjong Yuugi (Japan set 1) | 1990 | Visco | mjyuugi | Tabletop / Mahjong *Mature* | 7.36 |
| Mahjong Yuugi (Japan set 2) (clone of: mjyuugi) | 1990 | Visco | mjyuugia | Tabletop / Mahjong *Mature* | 0.00 |
 | Maikobana (Japan 900802) | 1990 | Nichibutsu | maiko | Tabletop / Hanafuda *Mature* | 0.00 |
![Maikobana [BET] (Japan 900911)](../snapsmall/MS_4780.html) | Maikobana [BET] (Japan 900911) | 1990 | Nichibutsu | mmaiko | Tabletop / Hanafuda *Mature* | 0.00 |
 | Majestic Twelve - The Space Invaders Part IV (Japan) (clone of: ssi) | 1990 | Taito Corporation | majest12 | Shooter / Gallery | 0.00 |
 | Major Title (Japan) (clone of: majtitle) | 1990 | Irem | majtitlej | | 0.00 |
| Major Title (World) | 1990 | Irem | majtitle | Sports / Golf | 8.76 |
| | Mega Double Poker (conversion kit, set 1) | 1990 | Blitz System Inc. | megadpkr | | 0.00 |
| | Mega Double Poker (conversion kit, set 2) (clone of: megadpkr) | 1990 | Blitz System Inc. | megadpkrb | | 0.00 |
| | Mega Double Poker (Ver. 1.63 Espagnol) | 1990 | Blitz Systems Inc. | megadble | | 0.00 |
| | Mega Double Poker Jackpot (Ver. 1.26) | 1990 | Blitz Systems Inc. | megadblj | | 0.00 |
 | Mega Man III (PlayChoice-10) | 1990 | Capcom USA (Nintendo of America license) | pc_mman3 | Platform / Shooter Scrolling | 0.00 |
