>>1694822She's an idealistic version of a chubby girl, just like how most thin as fuck girls irl don't usually have such big breasts as some pictures posted in this board.
Honestly, I don't mind the non fat arms and face since I don't find that aspect of chubby girls that attractive. As for the stomach, it really depends on the illustration, she sure as hell doesn't seem toned here:
>>1691715, and Tsuji always points out her chubby midsection on the figures and such.