Thick is the new it
Most Asian cultures have a standard of beauty that says thin is in. Asians are known to be super conservative when it comes to their social status, and they work hard to maintain it. Part of this is their appearance. With the fish and vegetable heavy diets that Asians have, they are simply less likely to get fat.
The girls you are about to see are far from the norm of what most Asian cultures follow.
In a society where Asians are known to be slender, these girls are breaking barriers with their full figures.