| Electroplankton | Nintendo DS |
JP | 2005-04 | published |
| Fire Emblem - Souen no Kiseki | GameCube |
JP | 2005-04 | published |
| Interactive Multi-Game Demo Disk - April 2005 | GameCube |
EU | 2005-04 | published |
| Nintendogs - Chihuahua & Friends | Nintendo DS |
JP | 2005-04 | published |
| Nintendogs - Miniature Dachshund & Friends | Nintendo DS |
JP | 2005-04 | published |
| Nintendogs - Shiba & Friends | Nintendo DS |
JP | 2005-04 | published |
| Polarium | Nintendo DS |
US | 2005-04 | published |
| Polarium | Nintendo DS |
AU | 2005-04 | published |
| Star Fox - Assault | GameCube |
EU | 2005-04-29 | published |
| WarioWare - Twisted! | Game Boy Advance |
US | 2005-04 | published |
| WarioWare - Twisted! | Game Boy Advance |
AU | 2005-04 | published |
| DK - King of Swing | Game Boy Advance |
EU | 2005-05 | published, developed |
| DK - King of Swing | Game Boy Advance |
US | 2005-05 | published, developed |
| Donkey Konga 2 | GameCube |
US | 2005-05-09 | published |
| Interactive Multi-Game Demo Disk - May 2005 | GameCube |
EU | 2005-05 | published |
| Metroid Prime 2 - Dark Echoes | GameCube |
JP | 2005-05 | published |
| The Legend of Zelda - Twilight Princess - Preview Trailer | Nintendo DS |
US | 2005-05 | published |
| Touhoku Daigaku Mirai Kagaku Gijutsu Kyoudou Kenkyuu Center - Kawashima Ryuuta Kyouju Kanshuu - Nou o Kitaeru Otona no DS Training | Nintendo DS |
JP | 2005-05 | published |
| Wi-Fi Taiou - Sekai no Daredemo Asobi Taizen | Nintendo DS |
JP | 2005-05 | published |
| Yoshi Touch & Go | Nintendo DS |
EU | 2005-05 | published |
| Another Code - Two Memories | Nintendo DS |
EU | 2005-06 | published |
| Chibi-Robo! | GameCube |
JP | 2005-06-23 | published |
| DS Rakubiki Jiten | Nintendo DS |
JP | 2005-06 | published, developed |
| Donkey Konga 2 | GameCube |
EU | 2005-06-03 | published |
| Famicom Wars DS | Nintendo DS |
JP | 2005-06 | published |
| Kirby - Canvas Curse | Nintendo DS |
US | 2005-06 | published |
| No No No Puzzle Chailien | Game Boy Advance |
JP | 2005-06 | published |
| Yawaraka Atama Juku | Nintendo DS |
JP | 2005-06 | published |
| Yoshi Topsy-Turvy | Game Boy Advance |
US | 2005-06 | published |
| Yoshi's Universal Gravitation | Game Boy Advance |
EU | 2005-06 | published |
| Dance Dance Revolution with Mario | GameCube |
JP | 2005-07 | published |
| Osu! Tatakae! Ouendan | Nintendo DS |
JP | 2005-07 | published |
| Super Mario Stadium - Miracle Baseball | GameCube |
JP | 2005-07 | published |
| Zhigan Yi Bi | Nintendo DS |
CN | 2005-07 | published |
| Advance Wars - Dual Strike | Nintendo DS |
US | 2005-08 | published |
| Advance Wars - Dual Strike | Nintendo DS |
AU | 2005-08 | published |
| Dynasty Warriors Advance | Game Boy Advance |
EU | 2005-08 | published |
| Dynasty Warriors Advance | Game Boy Advance |
US | 2005-08 | published |
| Jump Super Stars | Nintendo DS |
JP | 2005-08 | published |
| Nintendogs - Chihuahua & Friends | Nintendo DS |
US | 2005-08 | published |
| Nintendogs - Dachshund & Friends | Nintendo DS |
US | 2005-08 | published |
| Nintendogs - Lab & Friends | Nintendo DS |
US | 2005-08 | published |
| Nintendogs - Lab & Friends | Nintendo DS |
AU | 2005-08 | published |
| Pokemon XD - Yami no Kaze Dark Lugia | GameCube |
JP | 2005-08 | published |
| 2 Games in One! - Dr. Mario + Puzzle League | Game Boy Advance |
US | 2005-09 | published |
| Advance Wars - Dual Strike | Nintendo DS |
EU | 2005-09 | published |
| Battalion Wars | GameCube |
US | 2005-09-19 | published |
| Battalion Wars | GameCube |
CA | 2005-09-19 | published |
| Bura Bura Donkey | Game Boy Advance |
JP | 2005-09 | published, developed |
| Dr. Mario & Panel de Pon | Game Boy Advance |
JP | 2005-09 | published |
| Mario Tennis Advance | Game Boy Advance |
JP | 2005-09 | published |
| Meteos | Nintendo DS |
EU | 2005-09 | published |
| Play-Yan Micro | Game Boy Advance |
JP | 2005-09-13 | published, developed |
| Pokemon XD - Gale of Darkness | GameCube |
US | 2005-09 | published |
| Screw Breaker - Goushin DoriRureRo | Game Boy Advance |
JP | 2005-09 | published |
| Trace Memory | Nintendo DS |
US | 2005-09 | published |
| Dance Dance Revolution - Mario Mix | GameCube |
US | 2005-10-24 | published |
| Dancing Stage Mario Mix | GameCube |
EU | 2005-10-28 | published |
| Fire Emblem - Path of Radiance | GameCube |
US | 2005-10-17 | published |
| Geist | GameCube |
EU | 2005-10-07 | published |
| Geist | GameCube |
US | 2005-10 | published |
| Interactive Multi-Game Demo Disk - October 2005 | GameCube |
AU | 2005-10 | published |
| Interactive Multi-Game Demo Disk - October 2005 | GameCube |
EU | 2005-10 | published |
| Kirby - Power Paintbrush | Nintendo DS |
EU | 2005-10 | published |
| Mario Superstar Baseball | GameCube |
US | 2005-10 | published |
| Metroid Prime Pinball | Nintendo DS |
US | 2005-10 | published |
| Nintendogs - Best Friends | Nintendo DS |
US | 2005-10 | published |
| Nintendogs - Chihuahua & Friends | Nintendo DS |
EU | 2005-10 | published |
| Nintendogs - Dachshund & Friends | Nintendo DS |
EU | 2005-10 | published |
| Nintendogs - Labrador & Friends | Nintendo DS |
EU | 2005-10 | published |
| Pokemon Trose | Nintendo DS |
JP | 2005-10 | published |
| Pokemon Trozei! | Nintendo DS |
US | 2005-10 | published |
| Super Princess Peach | Nintendo DS |
JP | 2005-10 | published |
| Totsugeki!! Famicom Wars | GameCube |
JP | 2005-10 | published |
| Tsuukin Hitofude | Game Boy Advance |
JP | 2005-10 | published |
| Tsuukin Hitofude | Game Boy Advance |
JP | 2005-10-13 | published |
| 2 Games in 1 - Dr. Mario + Puzzle League | Game Boy Advance |
EU | 2005-11 | published |
| Daredemo Asobi Taizen | Nintendo DS |
JP | 2005-11 | published |
| Donkey Kong Country 3 | Game Boy Advance |
EU | 2005-11 | published |
| Donkey Kong Country 3 | Game Boy Advance |
US | 2005-11 | published |
| Donkey Kong Country 3 | Game Boy Advance |
US | 2005-11 | published |
| Fire Emblem - Path of Radiance | GameCube |
EU | 2005-11-04 | published |
| Mario & Luigi - Partners in Time | Nintendo DS |
US | 2005-11 | published |
| Mario Kart DS | Nintendo DS |
EU | 2005-11 | published |
| Mario Party 7 | GameCube |
JP | 2005-11-10 | published |
| Mario Party 7 | GameCube |
US | 2005-11-07 | published |
| Mario Power Tennis | Game Boy Advance |
EU | 2005-11 | published |
| Mario Smash Football | GameCube |
EU | 2005-11-18 | published |
| Mario Superstar Baseball | GameCube |
EU | 2005-11-03 | published |
| Mario Tennis - Power Tour | Game Boy Advance |
US | 2005-11 | published |
| Mario Tennis - Power Tour | Game Boy Advance |
AU | 2005-11 | published |
| Nintendo Touch Golf - Birdie Challenge | Nintendo DS |
EU | 2005-11 | published |
| Oide yo Doubutsu no Mori | Nintendo DS |
JP | 2005-11 | published |
| Otona no DS Golf | Nintendo DS |
JP | 2005-11 | published |
| Pokemon Fushigi no Dungeon - Aka no Kyuujotai | Game Boy Advance |
JP | 2005-11 | published |
| Pokemon Fushigi no Dungeon - Ao no Kyuujotai | Nintendo DS |
JP | 2005-11 | published |
| Pokemon Mystery Dungeon - Blue Rescue Team | Nintendo DS |
US | 2005-11 | published |
| Pokemon Mystery Dungeon - Blue Rescue Team | Nintendo DS |
AU | 2005-11 | published |
| Pokemon XD - Gale of Darkness | GameCube |
EU | 2005-11-10 | published |
| Animal Crossing - Wild World | Nintendo DS |
US | 2005-12 | published |