It has been confirmed by Japanese publication Famitsu:
[blackbirdpie url="https://twitter.com/Cheesemeister3k/status/250144688751919104"]
It states that the WiiU will be region locked which will prevent players from purchasing software from other territories digitally or playing discs meant for other regions.
How do you feel about this? Are you upset that the WiiU will only be able to play in-territory games?