| Jigsaw Puzzle DS - DS de Meguru Sekai Isan no Tabi (Japan) | |
| Jigsaw World - Daigekitou! Jig Battle Heroes (Japan) | |
| Jiji Tsuushin Shuppan-Kyoku Kyouryoku - Katei no Igaku - DS de Kitaeru Shokuzai Kenkou Training (Japan) | |
| Jillian Michaels Fitness Ultimatum 2010 (USA) | |
| Jin Samguk Mussang DS - Fighter's Battle (Korea) | |
| Jinsei Game (Japan) | |
| Jinsei Game DS (Japan) | |
| Jinsei Game Q - DS Heisei no Dekigoto (Japan) | |
| Jinsei Game Q - DS Shouwa no Dekigoto (Japan) | |
| Jishin DS 72-jikan (Japan) | |
| Jissen Pachi-Slot Hisshouhou! DS - Aladdin II Evolution (Japan) | |
| Jissen Pachi-Slot Hisshouhou! DS - Hokuto no Ken (Japan) | |
| Jissen Pachi-Slot Hisshouhou! DS - Hokuto no Ken SE (Japan) | |
| Jjangguneun Monmallyeo - Cinemaland Chalkak Chalkak Daesodong! (Korea) | |
| Jjangguneun Monmallyeo - Mallangmallang Gomuchalheuk Daebyeonsin! (Korea) | |
| Jjangguneun Monmallyeo DS - Alssongdalssong Crayon Daejakjeon! (Korea) | |
| John Deere - Harvest in the Heartland (USA) | |
| Johnny Bravo in the Hukka-Mega-Mighty-Ultra-Extreme Date-O-Rama! (Europe) (En,Es,It) | |
| Johnny Bravo in the Hukka-Mega-Mighty-Ultra-Extreme Date-O-Rama! (USA) (En,Es,It) | |
| Johnny no Dasshutsu Daisakusen (Japan) | |
| Johnny Test (USA) (En,Fr,Es) | |
| Jojo's Fashion Show - Design in a Dash! (USA) (En,Fr,Es) | |
| Jojo's Fashion Show (Europe) (En,Fr,De,Es,It) | |
| Jonas (Europe) (En,Fr,De,Es,It,Nl) | |
| Jonas (USA) | |
| Josefine - Jungelskatten (Norway) | |
| Josefine - Magi i Eventyrland (Europe) (Sv,No) | |
| Josefine og Droemmespeilet (Norway) | |
| Josefine Skolehjelp | |
| - Matematikk - Taake i Tallheimen (Norway) | |
| Josefine Skolehjelp - Norsk - Kaos i Kommaby (Norway) | |
| Joshikousei Nigeru! - Shinrei Puzzle Gakuen (Japan) | |
| Journey to the Center of the Earth (Europe) (En,Fr,De,Es,It) | |
| Journey to the Center of the Earth (USA) | |
| Juggler DS (Japan) | |
| Juiced 2 - Hot Import Nights (Europe) (En,Fr,De,Es,It) | |
| Juiced 2 - Hot Import Nights (USA) | |
| Jumble Madness (USA) | |
| Jump Super Stars (Japan) | |
| Jump Ultimate Stars (English) | |
| Jump Ultimate Stars (Japan) | |
| Jungle School (Europe) (En,Fr,De,Es,It,Nl) | |
| Junior Brain Trainer - Maths Edition (Europe) | |
| Junior Brain Trainer (Europe) (En,Fr,De,Es,It) | |
| Junior Brain Trainer 2 (Europe) (En,Fr,De,Es,It) | |
| Junior Classic Books (Europe) | |
| Junior Classic Games (Europe) (En,Fr,De,Es,It) | |
| Junior Classic Games (USA) (En,Fr,De,Es,It) | |
| Junior Wort-Quiz, Das (Germany) | |
| Just in Time Translations - Say It in 6 Languages (USA) | |
| Just Sing! (Europe) (En,Fr,De,Nl) (NDSi Enhanced) | |