The list below was taken from 4Gamer, and translated by Siliconera. Furthermore, the list shows the 30 best selling games of 2012. The numbers are of course the amount of units sold. Unsurprisingly Pokémon is still big in its homeland, and so is both Animal Crossing and Super Mario.
- Pokémon Black/White 2 - 2,919,977
- Animal Crossing: New Leaf - 1,969,955
- New Super Mario Bros. 2 - 1,743,791
- Dragon Quest Monsters: Terry’s Wonderland 3D - 919,870
- Resident Evil 6 - 833,012
- One Piece: Pirate Warriors - 828,150
- Mario Kart 7 - 748,797
- Super Mario 3D Land - 689,374
- Mario Party 9 - 641,348
- Dragon Quest X - 609,783
- Monster Hunter 3 Ultimate - 602,058
- Yakuza 5 - 518,224
- Dragon’s Dogma - 467,375
- Fire Emblem: Awakening - 455,268
- Tales of Xillia 2 - 428,913
- Paper Mario: Sticker Star - 402,133
- Pro Evolution Soccer 2013 - 399,340
- Pokémon Mystery Dungeon: Gates of Infinity - 373,699
- New Super Mario Bros. U - 369,392
- Wii Sports Resort (w/ MotionPlus pack-in) - 358,627
- The 2nd Super Robot Taisen Z - 344,018
- Pokémon Conquest - 341,250
- Taiko Drum Master: The Little Dragon and the Mysterious Orb - 340,533
- Resident Evil: Operation Raccoon City - 338,889
- Kingdom Hearts 3D: Dream Drop Distance - 338,812
- Run for Money Tousouchuu - 337,472
- Taiko Drum Master: Super Splendid Edition - 321,959
- Kid Icarus: Uprising - 316,133
- Inazuma Eleven Go 2: Chrono Stone – Neppuu/Raimei - 314,016
- Resident Evil: Revelations - 296,040

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