To me... that boxart just screams
FAKE
I'm sure if you take a look at all Japanese Wii Game boxarts, you'll notice that the back of every boxart all contain one similarity. At the bottom of every back boxart, there is always a white area which contains all the legal information, barcode, Wii logo, and other important information.
(Example Japanese Boxarts:
Go to this webstie for a TON of Official Boxarts.
http://teambadattitude.co.uk/wii/0001.htm
Take a look at the Boxart featured here... Not a single legal information, barcode, wii logo, or even just anything similar. It's images and information from top to bottom, not to mention that the Wii header "swoosh" at the top of the image, is strangely found on the BACK of the Box, when it is usually found on the FRONT.
Alot of you were already skeptical on this boxart... I just hammered in the last nail in the coffin for it.
/Thread Closed before our imaginations run wild.