Yoshito Usui was born in Shizuoka, in the prefecture of Giappone. He began his career in mangas in the mid-1980s, and was a collaborator of the magazine Action. His most famous serial is 'Crayon Shin-chan'. Initially published in Action from 1987, the first issue of the 'Crayon Shin-chan' comic book sold 25 million copies. The character is also featured in a large merchandise line. Other creations by Usui include 'Mix Connection', 'Scrambled Egg', 'Super Mix' and 'Unbalance Zone'.