甲賀山伏流忍術 Koga Yamabushi Ryu Ninjutsu. Shidoshi Frank Dux performs the Dim Mak or Kyusho Jutsu. It is a demonstration of kinetic energy. Frank Dux fough...
甲賀山伏流忍術 Martial Arts lineage by Frank Dux: history of the Koga Yamabushi Ninjitsu system which he learned from Shidoshi Senzo Tanaka. Frank Dux fough...