Ninjitsu/Ninjutsu Fighting Style

Ninjutsu sometimes used interchangeably with the term ninpō, is the martial art, strategy, and tactics of unconventional warfare and guerrilla warfare practiced by the shinobi (commonly known outside of Japan as ninja). (Source Wikipedia) In current times, Ninjutsu employ unarmed and weapon fighting techniques.  Modern Ninjitsu has a very strong focus on the skills of unarmed combat or Taijitsu as its called in Japanese.