| Asuka 120% Limited: Burning Fest. | No Alternate Title | ASK | 09 October 1997 | Action > Fighting | SAT | N | N | N | Y |
| Asuncia: Matsue no Jubaku | Asuncia: Staff of Sealing | Xing Entertainment | 27 November 1997 | Role Playing | PSX | N | N | Y | N |
| Atelier Iris: Eternal Mana | Iris no Atelier: Eternal Mana | Gust | 27 May 2004 | Role Playing | PS2 | N | N | Y | N |
| Athena | No Alternate Title | SNK | 05 June 1987 | Action > Platformer | NES | N | N | Y | N |
| Athletic Land | No Alternate Title | Konami | 1984 | Action > Platformer | MSX | N | N | Y | N |
| Atlantis no Nazo | The Mystery of Atlantis | SunSoft | 17 April 1986 | Action > Platformer | NES | N | N | Y | Y |
| Atomic Robo-Kid | No Alternate Title | Treco | 13 December 1990 | Action > Shooter | GEN | N | N | Y | N |
| Atomic Robo-Kid Special | No Alternate Title | UPL | 19 January 1990 | Action > Shooter | TG16 | N | N | Y | N |
| Atomic Runner | No Alternate Title | Data East | 16 October 1992 | Action > Shooter | GEN | N | N | Y | N |
| Attack Animal Gakuen | Attack Animal Academy | Pony Canyon | 26 December 1987 | Action > Shooter | NES | N | N | Y | N |
| Attack of the Killer Tomatoes | No Alternate Title | THQ | 1991 | Action > Platformer | NES | N | N | Y | N |
| Aussie Rules Footy | No Alternate Title | Laser Beam Entertainment | 1992 | Sports | NES | N | N | N | Y |
| Awesome Possum... Kicks Dr. Machino's Butt | No Alternate Title | Tengen | 25 December 1993 | Action > Platformer | GEN | N | N | N | Y |
| Ax Battler: A Legend of Golden Axe | Ax Battler: Golden Axe Densetsu | Sega | 01 November 1991 | Role Playing | GG | N | N | Y | N |
| Ayakashi no Shiro | Castle of Ayakashi | Seta | 25 May 1990 | Role Playing | GB | N | N | Y | N |
| Ayrton Senna's Super Monaco GP II | No Alternate Title | Sega | 16 July 1992 | Racing | GEN | N | N | N | Y |
| Aztec Adventure: The Golden Road to Paradise | Nazca '88: The Golden Road to Paradise | Sega | 20 September 1987 | Action Adventure | SMS | N | N | Y | N |
| Azu Beach | No Alternate Title | EGS | 10 December 2005 | Sports | PC | N | N | Y | N |
| B-Wings | No Alternate Title | Data East | 03 June 1986 | Action > Shooter | NES | N | N | Y | Y |
| B.O.B. | Space Funky B.O.B. | Electronic Arts | June 1993 | Action | SNES | Y | N | N | N |
