| Name |
System |
Subsystem |
Players |
Genre |
Release Date |
| Machine Knight | Nintendo 3DS | Download Software | 1 | RPG | Feb 15, 2018 |
| Madagascar 3 And The Croods Prehistoric Party Combo Pack | Nintendo 3DS | Download Software | 1 | Party/Parlor | Mar 13, 2014 |
| Mad Dog McCree | Nintendo 3DS | Download Software | 1 | Shooter | Jun 14, 2012 |
| Mahjong 3D Essentials | Nintendo 3DS | Download Software | | Puzzle | Sep 19, 2013 |
| Mahjong 3D: Warriors of the Emperor | Nintendo 3DS | Download Software | 1 | | Dec 27, 2012 |
| Mahjong Mysteries - Ancient Athena | Nintendo 3DS | Download Software | 1 | | Feb 28, 2013 |
| Mario and Donkey Kong: Minis on the Move | Nintendo 3DS | Download Software | | | May 9, 2013 |
| Mario Party Star Rush - Party Guest Edition | Nintendo 3DS | Download Software | 1 - 4 | | Nov 4, 2016 |
| Mario vs. Donkey Kong: Tipping Stars | Nintendo 3DS | Download Software | 1 | Puzzle | Mar 5, 2015 |
| Market Crashers | Nintendo 3DS | Download Software | 1 | Simulation | Sep 1, 2016 |
| Masyu by Nikoli | Nintendo 3DS | Download Software | 1 | Puzzle | Jul 19, 2012 |
| Maze Breaker | Nintendo 3DS | Download Software | 1 | Puzzle | Oct 10, 2019 |
| Maze Breaker 2 | Nintendo 3DS | Download Software | 1 | Puzzle | Jun 25, 2020 |
| Maze Breaker 4 | Nintendo 3DS | Download Software | 1 | Puzzle | Sep 24, 2020 |
| Maze Breaker V | Nintendo 3DS | Download Software | 1 | Party/Parlor | Oct 22, 2020 |
| Maze Breaker VI | Nintendo 3DS | Download Software | 1 | Puzzle | Nov 12, 2020 |
| Me & My Pets 3D | Nintendo 3DS | Download Software | 1 | | Jul 10, 2014 |
| Me and My Furry Patients 3D | Nintendo 3DS | Download Software | 1 | | Apr 24, 2014 |
| Mega Man Legacy Collection | Nintendo 3DS | Download Software | 1 | Action | Feb 23, 2016 |
| Mekorama | 3DS / Switch | Download Software | 1 | Puzzle | Q4 2017 |
| Mercenaries Saga 2 | Nintendo 3DS | Download Software | 1 | Strategy | Jul 2, 2015 |
| Mercenaries Saga 3 | Nintendo 3DS | Download Software | 1 | Strategy | Dec 15, 2016 |
| Mes Comptines | Nintendo 3DS | Download Software | 1 | | Dec 18, 2014 |
| Metroid II: Return of Samus | Nintendo 3DS | Download Software | 1 | Action | Nov 24, 2011 |
| Mia's Picnic | Nintendo 3DS | Download Software | 1 | Puzzle | Aug 6, 2020 |
| Midora | Nintendo 3DS | Download Software | | | TBA |
| Mighty Gunvolt | Nintendo 3DS | Download Software | 1 | Action | Aug 29, 2014 |
| Mighty Gunvolt Burst | 3DS / Switch | Download Software | 1 | Action | Jun 29, 2017 |
| Mighty No. 9 | Nintendo 3DS | Download Software | | Action | Cancelled |
| Mighty Switch Force! | Nintendo 3DS | Download Software | | Action | Dec 22, 2011 |
| Mighty Switch Force 2 | Nintendo 3DS | Download Software | 1 | Action | Jun 13, 2013 |
| Mii Force | Nintendo 3DS | Download Software | | Shooter | Jul 12, 2013 |
| Mii Trek | Nintendo 3DS | Download Software | 1 | Adventure | Sep 1, 2016 |
| Miles & Kilo | Nintendo 3DS | Download Software | 1 | Action | Mar 26, 2020 |
| Mini Golf Resort | Nintendo 3DS | Download Software | 1 | Sports | Dec 22, 2016 |
| Mini Mario & Friends: Amiibo Challenge | 3DS / WiiU | Download Software | 1 | Puzzle | Mar 25, 2016 |
| Mini Sports Collection | Nintendo 3DS | Download Software | 1 | Sports | TBA |
| Minna no Oshaberi Chat | Nintendo 3DS | Download Software | 1 | | Jul 24, 2013 |
| Mom Hid My Game | 3DS / Switch | Download Software | 1 | Adventure | Dec 21, 2017 |
| Mononoke Forest | Nintendo 3DS | Download Software | 1 | Simulation | Jul 20, 2017 |
| Monster Combine TD | Nintendo 3DS | Download Software | 1 | Strategy | Mar 12, 2015 |
| Monster Manor | Nintendo 3DS | Download Software | | | Jul 12, 2013 |
| Monster Shooter | Nintendo 3DS | Download Software | 1 | Action | Nov 15, 2012 |
| Moonbound | Nintendo 3DS | Download Software | 1 | Action | Dec 16, 2021 |
| Moon Chronicles | Nintendo 3DS | Download Software | 1 | Shooter | May 15, 2014 |
| Mountain Peak Battle Mess | Nintendo 3DS | Download Software | 1 | RPG | Sep 19, 2019 |
| Murder on the Titanic | Nintendo 3DS | Download Software | 1 | | Dec 6, 2012 |
| Music On: Electric Guitar | Nintendo 3DS | Download Software | 1 | | Mar 12, 2015 |
| Musicverse: Electronic Keyboard | Nintendo 3DS | Download Software | 1 | Simulation | Feb 18, 2016 |
| Mutant Mudds | Nintendo 3DS | Download Software | 1 | Action | Jan 26, 2012 |
| Mutant Mudds 2 | Nintendo 3DS | Download Software | 1 | Action | Year 2013 |
| Mutant Mudds Super Challenge | Nintendo 3DS | Download Software | 1 | Action | Mar 17, 2016 |
| My Baby Pet Hotel 3D | Nintendo 3DS | Download Software | 1 | | Nov 7, 2013 |
| My Exotic Farm | Nintendo 3DS | Download Software | 1 | | Nov 28, 2013 |
| My First Songs | Nintendo 3DS | Download Software | 1 | | Nov 27, 2014 |
| My First Songs 2 | Nintendo 3DS | Download Software | 1 | | Dec 11, 2014 |
| My Horse 3D - Best Friends | Nintendo 3DS | Download Software | 1 | | Apr 30, 2015 |
| My Life on a Farm 3D | Nintendo 3DS | Download Software | 1 | | Nov 27, 2014 |
| My Little Baby 3D | Nintendo 3DS | Download Software | 1 | Simulation | Oct 24, 2013 |
| My Nintendo Picross: The Legend of Zelda: Twilight Princess | Nintendo 3DS | Download Software | | Puzzle | Mar 31, 2016 |
| MY PETS | Nintendo 3DS | Download Software | 1 | Simulation | Jan 7, 2016 |
| My Pet School 3D | Nintendo 3DS | Download Software | 1 | Simulation | Mar 26, 2015 |
| My Riding Stables 3D - Jumping for the Team | Nintendo 3DS | Download Software | 1 | | May 2, 2013 |
| Mysterious Stars 3D: A Fairy Tale | Nintendo 3DS | Download Software | 1 | Adventure | May 18, 2017 |
| Mysterious Stars 3D: Road to Idol | Nintendo 3DS | Download Software | 1 | Adventure | May 18, 2017 |
| Mystery Case Files: Dire Grove | Nintendo 3DS | Download Software | 1 | | Apr 3, 2014 |
| Mystery Case Files: Ravenhearst | Nintendo 3DS | Download Software | 1 | | Apr 3, 2014 |
| Mystery Case Files Return to Ravenhearst | Nintendo 3DS | Download Software | 1 | | Apr 24, 2014 |
| Mystery Murders: Jack the Ripper | Nintendo 3DS | Download Software | 1 | | Apr 18, 2013 |
| Mystery Murders: The Sleeping Palace | Nintendo 3DS | Download Software | 1 | Action | Sep 26, 2013 |
| Mystery P.I. ~ Kieta Film ~ | Nintendo 3DS | Download Software | 1 | Simulation | Jun 7, 2011 |
| My Style Studio: Hair Salon | Nintendo 3DS | Download Software | 1 | | Dec 12, 2013 |
| My Vet Practice 3D - In the Country | Nintendo 3DS | Download Software | | | Oct 17, 2013 |
| My Western Horse 3D | Nintendo 3DS | Download Software | 1 | | Aug 15, 2013 |
| My Zoo Vet Practice 3D | Nintendo 3DS | Download Software | 1 | Simulation | Jun 11, 2015 |
