The diference is that you can't compare that KOF XIII is a sucess in a North American Arcade (And also in a small market where we talk about arcades, I think that there aren't that many cabs of KOF XIII in the states) to being a sucess in Asia where is the focal point to earn money to SNKP
At least I don't know how the game is doing in China, Hong Kong, or those countries were KOF is big