NSMBwii has so far sold more than the original ww in 2 weeks, and it hasn't even gotten to japan, with an estimated 700k, it may outsell Mario Kart Wii week 2
http://www.vgchartz.com/swlaunch.php?reg1=All&game1=New+Super+Mario+Bros+-+DS®2=All&game2=New+Super+Mario+Bros.+Wii+-+Wii®3=All&game3=Mario+Kart+Wii+-+Wii&weeks=2
The game also has outsold wii fit & Play numbers without being realeased in Japan, but Wii play had massive legs
http://www.vgchartz.com/swlaunch.php?reg1=All&game1=Wii+Play+-+Wii®2=All&game2=New+Super+Mario+Bros.+Wii+-+Wii®3=All&game3=Wii+Fit+-+Wii&weeks=2
by looking at this it has enough chance of outselling wii play







