The Bujinkan is known worldwide .
The Bujinkan is has official dojos in more than 40 countries and is one of the marital arts that the Marine Corp Martial Arts Program was built on , thanks to Shihan Jack Hoban who is still a Special Instructor for the program .
The Bujinkan is known worldwide and has official dojos in more than 40 countries and is one of the marital arts that the Marine Corp Martial Arts Program was built on , thanks to Shihan Jack Hoban who is still a Special Instructor for the program .