January 2013 NPD: Wii U software rankings
New Super Mario Bros. U was the best-selling Wii U title in the US for the month of January. It’s unclear how much the game sold, but it did manage to top the charts last month. Somewhat surprisingly, Scribblenauts Unlimited came in at the second position, followed by Sonic & All-Stars Racing Transformed, ZombiU, and Call of Duty: Black Ops II.
Here’s the full list:
1. New Super Mario Bros. U
 2. Scribblenauts Unlimited
 3. Sonic & All-Stars Racing Transformed
 4. ZombiU
 5. Call of Duty: Black Ops II
 6. Batman: Arkham City Armored Edition
 7. Epic Mickey 2: The Power of Two
 8. Just Dance 4
 9. Assassin’s Creed III
 10. Skylanders Giants
 11. Madden NFL 13
 12. ESPN Sports Connection
 13. Wipeout
 14. Nintendo Land
 15. Rabbids Land
 16. Marvel Avangers: Battle for Earth
 17. NBA 2K13
 18. Ninja Gaiden 3: Razor’s Edge
 19. SiNG Party
 20. FIFA 13
Scribblenauts Unlimited, Sonic & All-Stars Racing Transformed, ZombiU, and Just Dance 4 are the only third-party Wii U releases in the states with sales over 100,000 units thus far.