Guchuan Xiaofu, also known as Xiaofu, Afu, Guchuan Afu, Wang Xiaofu, Qiangqiang, Yacazai, Lin Afu, is the author of " One of the main characters of "Doraemon". His family is wealthy, he is pampered, his grades are not too bad, he is arrogant, proud, flattering and loves to show off. Fat Tigers good partner and Nobitas enemy. Bullying, cunning, and always treating Nobita as the cheapest toy. Whenever he gets a novel item, he has to show it off among his friends and take the opportunity to humiliate Nobita, which often arouses Nobitas jealousy and boasts about it.