Kick Demon

is a Japanese manga written by Ikki Kajiwara and illustrated by Kentaro Nakajou. It was published in Shōnen Gahōsha's Shōnen King magazine in 1969.

An anime series adaptation was produced by Toei Animation and aired on TBS from October 2, 1970 to March 26, 1971.

Plot
The series chronicles the true story of Tadashi Sawamura, a former karate fighter who after being defeated by a Muay Thai fighter, decides to learn kickboxing and Muay Thai.