Kōtarō Makaritōru!Kōtarō Makaritōru!.

Kōtarō Makaritōru! (コータローまかりとおる!; "Kōtarō Forces His Way Through!") is a Japanese manga series written and illustrated by Tatsuya Hiruta. It was serialized in Kodansha's shōnen manga magazine Weekly Shōnen Magazine from 1982 to 1994, with its chapters collected in 59 tankōbon volumes.