is a Japanese manga series written and illustrated by Tatsuya Hiruta.

Written and illustrated by Tatsuya Hiruta, Kōtarō Makaritōru!

[2] Kodansha collected its chapters in 59 tankōbon volumes, released from January 20, 1983,[3] to December 14, 1994.

[b] It was then transferred to Magazine Special, where it was published from December 18, 2002,[13] to July 20, 2004;[14] the series remains incomplete due to the author's poor health.

[17] Kōtarō was featured as a playable character in Weekly Shōnen Sunday and Weekly Shōnen Magazine 2009 crossover game Sunday vs Magazine: Shūketsu!