Dave Koss, a leading ninja authority, leads you through more than 90 minutes of bone-breaking, muscle-tearing, and flesh-ripping techniques of Togakure-ryu ninjutsu. The bruises and pain in this startling video are all too real, so you'll know why the techniques are the best you can use, whether you're a police officer, martial artist, or concerned citizen. 

Two of ninjutsu's top American instructors, Dave Koss and Darryl Caldwell, deliver a hard-and-fast video seminar in lethal street fighting distilled from the best in Togakure-ryu ninjutsu. Koss and Caldwell have adapted ninja unarmed fighting techniques into a practical format for martial artists, street survivalists, police and security professionals. Learn at your own pace -- minimum effort/maximum pain. Approximate running time: 90 minutes. this comes on one dvd

NOTE: the video is old and grainy...........BUT VERY learnable from.....look at photo to see quality.