 | Ashura Blaster (World) | 1990 | Taito Corporation Japan | ashura | Shooter / Flying Vertical | 8.00 |
 | Ataxx (Europe) (clone of: ataxx) | 1990 | Leland Corp. | ataxxe | | 0.00 |
| Ataxx (Japan) (clone of: ataxx) | 1990 | Leland Corp. | ataxxj | Tabletop | 0.00 |
| Ataxx (set 1) | 1990 | Leland Corp. | ataxx | Tabletop | 2.33 |
| Ataxx (set 2) (clone of: ataxx) | 1990 | Leland Corp. | ataxxa | Tabletop | 0.00 |
 | Atomic Point (Korea) | 1990 | Philko | atomicp | Puzzle / Drop | 6.00 |
 | Aurail (set 1, Japan, FD1089A 317-0167) (clone of: aurail) | 1990 | Sega / Westone | aurailj | Shooter / Driving Vertical | 0.00 |
| Aurail (set 2, World, FD1089B 317-0168) (clone of: aurail) | 1990 | Sega / Westone | aurail1 | Shooter / Driving Vertical | 0.00 |
| Aurail (set 3, US, unprotected) | 1990 | Sega / Westone | aurail | Shooter / Driving Vertical | 8.50 |
| | AV Hanafuda Hana no Ageman (Japan 900716) | 1990 | Nichibutsu / AV Japan | hnageman | | 0.00 |
| | AV Hanafuda Hana no Christmas Eve (Japan 901204) | 1990 | Nichibutsu / AV Japan | hnxmasev | | 0.00 |
| | Back To the Future (2.0) (clone of: bttf_a27) | 1990 | Data East | bttf_a20 | | 0.00 |
| | Back To The Future (2.1) (clone of: bttf_a27) | 1990 | Data East | bttf_a21 | | 0.00 |
| | Back To the Future (2.7) | 1990 | Data East | bttf_a27 | | 9.00 |
| | Backgammon | 1990 | ADP | backgamn | | 0.00 |
| | Bar-gain (Maygay) v7.1 (M1A/B) | 1990 | Maygay | m1bargn | | 0.00 |
| | Bar-gain (Maygay) v7.1 (Protocol) (M1A/B) (clone of: m1bargn) | 1990 | Maygay | m1bargnp | | 0.00 |
 | Baseball Stars Professional (NGH-002) (clone of: bstars) | 1990 | SNK | bstarsh | | 0.00 |
| Baseball Stars Professional (NGM-002) | 1990 | SNK | bstars | Sports / Baseball | 8.07 |
| | Bell Ringer | 1990 | Gottlieb | bellring | | 0.00 |
