| Axel's Magic Hammer (1989) | 11,656 | 34 |
| Axelay (1992) | 2,518,969 | 1,427 |
| Axes and Acres (2016) | 34,232 | 34 |
| AXES.io (2019) | 3,900,971 | 887 |
| Axie Infinity (2018) | 98,837,894 | 31,392 |
| Axiom Alternative (2020) | 219 | 14 |
| Axiom Alternative II (2021) | 36 | 4 |
| Axiom of Maria (2022) | 7,946 | 95 |
| Axiom Soccer (2019) | 270,669 | 37 |
| Axiom Verge (2015) | 26,118,733 | 10,352 |
| Axiom Verge 2 (2021) | 4,175,381 | 2,746 |
| Axis and Allies (1994) | 1,595,689 | 1,260 |
| Axis Assassin (1983) | 5,611 | 14 |
| Axis Football 2015 (2015) | 969,152 | 21 |
| Axis Football 2016 (2016) | 586,735 | 19 |
| Axis Football 2017 (2017) | 22,763 | 18 |
| Axis Football 2018 (2018) | 40,520 | 57 |
| Axis Football 2019 (2019) | 102,985 | 69 |
| Axis Football 2020 (2020) | 295,436 | 204 |
| Axium's Box (2023) | 69 | 1 |
| Axon TD: Uprising - Tower Defense (2023) | 327,390 | 136 |
| AXS (2021) | 225,806 | 98 |
| AXYOS (2018) | 24,418 | 27 |
| AxySnake (2001) | 359,261 | 195 |
| Ayahuasca: Polyventure (2018) | 0 | 0 |
| Ayakashi Ninden Kunoichiban (1997) | 19,907 | 39 |
| Ayakashi no Shiro (1990) | 49,631 | 44 |
| Ayrton Senna Kart Duel (1996) | 53,147 | 110 |
| Ayrton Senna Personal Talk: Message for the Future (1995) | 27,721 | 14 |
| Ayrton Senna's Super Monaco GP II (1992) | 1,239,080 | 597 |
| Azada (2007) | 498,936 | 227 |
| Azada: Ancient Magic (2008) | 435,741 | 60 |
| Azangara (2007) | 25,051 | 78 |
| Azarine Heart (2022) | 31 | 1 |
| Azazel's Christmas Fable (2022) | 22,543 | 47 |
| Azito 3D (2011) | 10,043 | 5 |
| Azkend (2007) | 308,942 | 50 |
| Azkend 2: The World Beneath (2012) | 283,122 | 321 |
| Azoove (2024) | 2,128 | 10 |
| Azrael's Tear (1996) | 86,990 | 75 |
| Aztarac (1983) | 12,848 | 30 |
| Aztec (1982) | 10,565,789 | 2,538 |
| Aztec Adventure (1987) | 108,216 | 238 |
| Aztec Challenge (1982) | 569,964 | 152 |
| Aztec: The Curse in the Heart of the City of Gold (1999) | 44,149 | 61 |
| Aztech Forgotten Gods (2021) | 1,818,155 | 837 |
| Aztez (2017) | 802,018 | 413 |
| Azulgar: Star Commanders (2017) | 2,664 | 5 |
| Azumanga Daioh Puzzle Bobble (2002) | 99,276 | 88 |
| Azumatei Kwaidan (2018) | 1,136 | 18 |
| Azumi (2005) | 315,441 | 84 |
| Azur Lane (2017) | 444,690,756 | 99,439 |
| Azur Lane: Crosswave (2019) | 4,607,015 | 3,330 |
| Azure Dreams (1997) | 1,253,274 | 2,395 |
| Azure Saga: Pathfinder (2018) | 147,727 | 172 |
| Azure Sky (2021) | 26,498 | 70 |
| Azure Striker Gunvolt (2014) | 11,627,063 | 7,051 |
| Azure Striker Gunvolt 2 (2016) | 8,772,451 | 4,244 |
| Azure Striker Gunvolt 3 (2022) | 5,599,096 | 2,909 |
| Azure Striker Gunvolt: Striker Pack (2016) | 188,765 | 123 |
| Azure Striker: GUNVOLT - Striker Pack (2017) | 442,795 | 34 |
| Azurian Attack (1982) | 2,989 | 29 |
| Azurik: Rise of Perathia (2001) | 538,130 | 430 |
