Fūma no Kojirō (風魔の小次郎, "Kojiro of the Fuma Clan") is a Japanese manga series written and illustrated by Masami Kurumada. It was published in Weekly Shōnen Jump from January 1982 to November 1983. It tells the story of sword legends and rivalry between ninja clans. The main character Kojiro is a young boy who is a member of the Fuma clan. The series was adapted into an original video animation (OVA) series released between June 1989 and December 1990, plus an additional episode released in November 1992. A sequel entitled Yagyū Ansatsuchō (柳生暗殺帖, "Yagyu's Murder Book"), written and illustrated by Satoshi Yuri, was published in Akita Shoten's Champion Red between 2003 and 2006. In October 2007, a live-action television drama adaptation began airing on Tokyo MX, starring Ryouta Murai in the lead role of Kojiro. Source: Wikipedia (en)