The original Kotaro Makaritoru contained 7 Major Archs and 1 side series. Initially the comic was filled with slapstick comedy and small sexual humor, but as the story progressed, the comic became more mature and serious. However, some of the classic humor remained. Koutarou Shindou - A high school aged karate expert who is descended from a long line of ninja. While he may be a fighting genius, he lacks common sense and any inhibitions whatsoever. He spends most of his time getting into trouble with school officials, and trying to steal girls' panties; especially Mayumi's. He is very protective of three things: his long hair, his panty collection, and Mayumi.