Musashi's Sword

is a Japanese sports manga series written and illustrated by Motoka Murakami. It was serialized by Shogakukan in Shōnen Sunday between April 1981 and October 1985, and received the 1984 Shogakukan Manga Award for best shōnen manga. The individual chapters of the manga were collected as 24 tankōbon volumes.

The manga was adapted as an anime series by Eiken and broadcasted in TV Tokyo for 72 episodes from April 18, 1985 to September 26, 1986.

Plot
The story of Musashi Natsuki's life as he aims to become the Kendo champion.