| Moto Racer DS - Moto GP, Traffic, Super Cross, Freestyle (Europe) (En,Fr,De,Es,It) | |
| Mots Croises (France) | |
| Mots Croises 2 (France) | |
| Motto Hayaku! Seikaku ni! - Kazu Sense, Keisanryoku Up Training - Suutore (Japan) | |
| Motto Me de Unou o Kitaeru - DS Sokudoku Jutsu (Japan) | |
| Motto TOEIC Test DS Training (Japan) | |
| Motto! Stitch! DS - Rhythm de Rakugaki Daisakusen (Japan) | |
| Motto! Stitch! DS - Rhythm de Rakugaki Daisakusen (Japan) [T-En by PrayashLand v0.5.1] | |
| Mouse DS (Europe) (En,Fr,De,Es,It) | |
| Moyashimon DS - Tales of Agriculture (Japan) | |
| Mr Bean (Europe) (En,Fr,De,Es,It,Nl,Pt,Sv,No,Da,Fi) | |
| Mr. Driller - Drill Spirits (Europe) | |
| Mr. Driller - Drill Spirits (Japan) | |
| Mr. Driller - Drill Spirits (USA) | |
| Mr. Incredible - Kyouteki Underminer Toujou (Japan) | |
| Mr. Slime Jr. (Europe) (En,Fr,De,Es,It,Nl,Sv,No,Da) | |
| Mr. Slime Jr. (Germany) | |
| MTV Fan Attack (Europe) (En,Fr,De,Es,It) | |
| MTV Fan Attack (Europe) (En,Nl,Sv,No,Da) | |
| Mugen Kouro (Japan) | |
| Mugen no Frontier - Super Robot Taisen OG Saga (Japan) | |
| Mugen no Frontier Exceed - Super Robot Taisen OG Saga (Japan) | |
| Mummi og de Mystiske Hylene (Europe) (Sv,No,Da,Fi) | |
| Mummi og den Store Hoestfesten (Europe) (Sv,No,Da,Fi) | |
| Mummy, The - Tomb of the Dragon Emperor (Europe) (En,Fr,De,Es,It) | |
| Mummy, The - Tomb of the Dragon Emperor (USA) (En,Fr,De,Es,It) | |
| Mushi - Machi no Konchuu Monogatari (Japan) | |
| Mushishi - Ame Furu Sato (Japan) | |
| Mushroom Men - Rise of the Fungi (Europe) (En,Fr,De,Es,It) | |
| Mushroom Men - Rise of the Fungi (USA) (En,Fr,De,Es,It) | |
| Music - Music for Everyone (Europe) (En,Fr,De,Es,It) | |
| Music Monstars - The Ultimate Music Machine (Europe) (En,Fr,De,Es,It) | |
| Music Star - I Wanna Be a Popstar (Europe) (En,Fr,De,Es,It,Nl) | |
| MX vs ATV Reflex (Europe) (En,Fr,De,Es,It) | |
| MX vs ATV Reflex (USA) (En,Fr) | |
| MX vs. ATV Extreme Limite (France) | |
| MX vs. ATV Untamed (Europe) | |
| MX vs. ATV Untamed (USA) | |
| My Animal Centre - Baby Animals (Europe) (En,Fr,De,Es,It) | |
| My Animal Centre (Europe) (En,Fr,De,Es,It,Nl) | |
| My Animal Centre in Africa (Europe) (En,Fr,De,Es,It) | |
| My Animal Centre in Africa (Europe) (Sv,No,Da,Fi) | |
| My Animal Centre in Australia (Europe) (En,Fr,De,Es,It,Nl) | |
| My Baby - Boy (Europe) (En,Fr,De,Es,It,Nl,Pt) | |
| My Baby - Boy (USA) (En,Fr,Es) | |
| My Baby - First Steps (USA) (En,Fr,Es) | |
| My Baby - Girl (Europe) (En,Fr,De,Es,It,Nl,Pt) | |
| My Baby - Girl (USA) (En,Fr,Es) | |
| My Baby 2 - Boy & Girl (Europe) (En,Fr,De,Es,It,Nl) | |
| My Baby 3 & Friends (Europe) (En,Fr,De,Es,It,Nl,Pt) | |