According to Tencent's video, Masao Sato is a character in the Japanese cartoon Crayon Shinchan and its derivative works. The students of Sunflower Class in Shuang Ye Kindergarten are the kindergarten classmates and friends of Nobuhara, the protagonist. Masao Sato is timid but enthusiastic; Masao Sato likes Xiao Ai best, and her dream is to be a cartoonist.