Aru. According to Zhihu's query, Aru expression pack is a simple expression pack with bald head, black and white lines and egg treasure, and it is also a group of expressions called white little people. Aru is a character in Japanese anime. His prototype is stupid and big. He looks simple and honest on the surface, but in fact he is a fool. The authors of Aru emoticons are committed to being close to public life, so they have created various forms of Aru.