Watch Kagemaru of the Iga Clan (1963) : Full Movie Online Free A group of Iga ninja risk their lives to protect Tokugawa Ieyasu from the villianous Koga Ninja. Kagemaru uses his amazing Iga ninja skills to fight the evil Koga Ninja in the name of justice! A stunning old-school Ninja action adventure, full of special effects! It splendid cast includes Matsukata Hiroki as 'Kagemaru' and Yamashiro Shingo as 'Amanojaki', Kagemaru's arch-enemy.