The Bujinkan (武神館) is one of the schools famous for teaching Ninjutsu, the Bujinkan in fact contains nine distinct koryu Budo, three of them are indeed Ninjutsu ryuha. It has dojos throughout the world. It is headed and operated by Dr. Masaaki Hatsumi and is one of the X-kan.

Nine Ryu of Bujinkan

Related Links

http://www.bujinkan.org/ http://www.bujinkan.com/