About “Kōtarō Makaritōru!”
Kotaro Makaritoru! is a Japanese manga series written and illustrated by Tatsuya Hiruta, serialized in Kodansha's Weekly Shonen Magazine from 1982 to 1994 and collected in 59 tankobon volumes. It was followed by two sequel series: Shin Kotaro Makaritoru!, serialized 1995-2001 in 27 volumes, and Kotaro Makaritoru! L, serialized 2001-2004 in eight volumes. (Summary adapted from Wikipedia, CC BY-SA 4.0.)
Some summaries adapted from Wikipedia, CC BY-SA 4.0.