Hum I doubt it.
No, it is true. By now Wii had 5 3rd party games selling over 100K and DQ:Swords was about to release (and would sell almost 500K).
Right now Wii U has 1 game over 100K- MH 3G HD.
Edit- I am talking about Japan only. If you want to talk about worldwide, then yes I agree with you.