| Astebreed | 2015 | ps4, switch |
| Asteraoult Wars | 2022 | genesis |
| Asterion | 1980 | arcade |
| Asterock | 1979 | arcade |
| Asteroids | 1979 | a2600, a5200, a7800, arcade |
| Asteroids | 2000 | jaguar |
| Asteroids | 2004 | nes |
| Asteroids Deluxe | 2007 | a7800 |
| Asteroids Deluxe | 1980 | arcade |
| Asteroids: Recharged | 2021 | switch |
| Astrians | 1980 | arcade |
| Astro Ambush | 1981 | arcade |
| Astro Aqua Kitty | 2021 | vita |
| Astro Battle | 1979 | arcade, astrocade |
| Astro Blaster | 2014 | a7800 |
| Astro Blaster | 1981 | arcade |
| Astro Chase | 1982 | arcade |
| Astro Combat | 1979 | arcade |
| Astro Duel Deluxe | 2017 | switch |
| Astro Fantasia | 1981 | arcade |
| Astro Fighter | 2015 | a7800 |
| Astro Fighter | 1979 | arcade |
| Astro Fire | 1979 | arcade |
| Astro Force | 2017 | sms |
| Astro Invader | 1980 | arcade |
| Astro Invaders | 2010 | nds |
| Astro Laser | 1980 | arcade |
| Astro Smash 'n' Blast! | 2022 | nes |
| Astro Tripper | 2008 | ps3 |
| Astro Tripper | 2014 | ps3 |
| Astro Trooper Vanark | 1999 | ps1 |
| Astro Wars | 1980 | arcade |
| AstroStorm | 2017 | jaguar |
| Astroblast | 1982 | a2600 |
| Astrohawk | 2013 | snes |
| Astron Belt | 1983 | arcade |
| Astropal | 1980 | arcade |
| Astrosmash | 2003 | nes |
| Astrowar | 1983 | a2600 |
| Asuka & Asuka | 1988 | arcade |
| Asylum | 1991 | arcade |
| Ataque Androide - Moon Cresta | | arcade |
| Ataque Sideral | 1980 | arcade |
| Atlantis - The Last Resort | 1996 | cdi |
| Atom Smasher | 1984 | a2600 |
| Atomic Heist | 2018 | switch, xboxone |
| Atomic Robo-Kid Special | 1990 | pcengine |
| Atomic Runner Chelnov | 1988 | arcade |
| Attack Animal Gakuen | 1987 | nes |
| Attack Force | 1979 | arcade |
| Attack Pla Rail | 1998 | arcade |
| Attack UFO | 1980 | arcade |
| Attack of the Movies 3-D | 2010 | wii, xbox360 |
| Attack of the Timelord | 1982 | o2 |
| Attack of the Toy Tanks | 2019 | switch, xboxone |
| Attack of the Toy Tanks | 2019 | vita |
| Attractio | 2016 | ps4 |
| Au | 1983 | arcade |
| Auge | 2014 | nes |
| Automat | 1988 | arcade |
| Ave Fenix | 1980 | arcade |
| Avenger | 1990 | pcengine |
| Avenger | 1975 | arcade |
| Avuado | 2021 | genesis |
| Axelay | 2007 | wii |
| Aztarac | 1983 | arcade |
| Azur Lane: Crosswave | 2019 | ps4, switch |
| Azure Reflections | 2018 | ps4, switch |
| Azurian Attack | 1982 | arcade |
| B Team - Metal Cartoon Squad | 2009 | nds |
| B-Wings | 1984 | arcade, nes |
| B3 Game Expo for Bees | 2016 | wiiu |
| BLT | 2012 | snes |
| BPM: Bullets Per Minute | 2021 | ps4, switch, xboxone |
| Baby Boomer | 1989 | nes |
| Back Fire | 1988 | arcade |
| Back Track | 2001 | gba |
| Bacterius | 2007 | ps3 |
| Bad Boys II | 2004 | gc, ps2, xbox |
| Bakuretsu Breaker | 1992 | arcade |
| Bakuretsu Muteki Bangaioh | 1999 | dreamcast, n64 |
| Bakutotsu Kijuutei | 1988 | arcade |
| Balloon Bomber | 1980 | arcade |
| Balloon Monster | 1992 | nes |
| Baltron | 1986 | nes |
| Bandido | 1980 | arcade |
| Bang Bang Kids | 2009 | wii |
| Bang! | 1998 | arcade |
| Bangai-O | 2000 | dreamcast |
| Bangai-O HD - Missile Fury | 2011 | xbox360 |
| Banshee | 1994 | cd32 |
| Baraduke | 1985 | arcade |
| Bari-Arm | 1993 | segacd |
| Barker Bill's Trick Shooting | 1990 | nes |
| Barnyard Blast - Swine of the Night | 2008 | nds |
| Baryon - Future Assault | 1997 | arcade |
| Base Attack | 1983 | a2600 |
| Bat Lizard Bonanza | 2021 | nes |
| Batman Part 2 | 1981 | arcade |
| Batsugun | 1993 | arcade, saturn |