Are these sales represented under 'Others'?
The secret to Asia is to sell the systems at a profit and make addictive MMOs with lots of microtransations to suck them dry little by little. Then who cares if it's a pirated copy, in fact, just assume 90% are. You save a ton on producing the disk/box/etc. There's talk Maplestory will be coming to DS in Korea and who knows, maybe Wii as well.