| Mario's Super Picross | FCandChill | Puzzle | SNES | Fully Playable | 1.5 | 15 Nov 2021 | EN |
| Mario no Photopi | Zoinkity | Application | N64 | Fully Playable | 1.0 | 10 Oct 2019 | EN |
| Marie to Elie no Atelier: Salburg no Renkinjutsushi 1 & 2 | RyleFury | Role Playing | PS2 | Fully Playable | 1.01 | 18 Mar 2018 | EN |
| Märchen Maze | MooZ | Action | TG16 | Fully Playable | 1.1 | 21 Oct 2012 | EN |
| Märchen Adventure Cotton 100% | Svambo | Action > Shooter | SNES | Fully Playable | 1.1 | 03 Dec 2021 | EN |
| Marble Cooking | Ryo-Cokey's Hentai Game Translations | Puzzle | PC98 | Fully Playable | 1.0 | 25 Jul 2004 | EN |
| Maraya no Hihou (MSX2) | MSX Translations | Action | MSX | Fully Playable | 1.0.0 | 17 Oct 2010 | EN |
| Mappy Kids | Zynk Oxhyde | Action > Platformer | NES | Fully Playable | 1.0 | 06 Nov 2013 | EN |
| Maou no Akuji | D | Action > Platformer | PC | Fully Playable | 1.1 re-release | 16 Jun 2014 | EN |
| Maou no Akuji | Do-jin Nyuu | Action > Platformer | PC | Fully Playable | 1.0 | 23 Aug 2003 | EN |
| Mangguk Jeon'gi: Ichyeojin Nara-ui Iyagi | derboo | Role Playing | PC | Fully Playable | 0.9 | 11 Nov 2011 | EN |
| Makaimura Gaiden: The Demon Darkness | bailli | Role Playing > Action RPG | GB | Fully Playable | 1.0 | 10 Feb 2013 | EN |
| Makai Toushi SaGa | Tower Reversed | Role Playing | WS | Fully Playable | 1.2 | 01 Mar 2011 | EN |
| Makai Island | snark | Action Adventure | NES | Fully Playable | 1.0 | 07 Jun 2007 | EN |
| Makai Hakkenden: Shada | Shubibiman | Role Playing > Action RPG | TG16 | Fully Playable | 1.0 | 28 Sep 2015 | EN |
| Majuu Ou | Aeon Genesis | Action > Platformer | SNES | Fully Playable | 1.01 | 19 Aug 2005 | EN |
| Majou Densetsu II: Daimashikyou Galious | Stardust Crusaders | Role Playing > Action RPG | NES | Fully Playable | 1.0 | 09 Feb 2021 | EN |
| Majou Densetsu II: Daimashikyou Galious | Manipulate | Role Playing > Action RPG | NES | Fully Playable | 0.31b | 05 Jul 1998 | EN |
| Major League | FlashPV | Sports | NES | Fully Playable | 1.0 | 30 Apr 2020 | EN |
| Majipuri: Wonder Cradle | Insani | Visual Novel | PC | Fully Playable | 1.0 | 01 Jun 2005 | EN |
