Maai Hyoshi Ninjutsu Homepage
   Based in Auckland New Zealand, Maai Hyoshi Dojos teach traditional Ninjutsu and BJJ.
   http://www.ninjutsu.co.nz

NinJutsu and Asian Culture Research Center
   Official branch of the Koka Ryu Ninjutsu School - Shiga Japan Asian Culture Research Center
   http://www.toushinkai.com/

Rick Tew's Martial Science
   Articles, training videos, and seminars dealing with Tew Ryu Ninjitsu, an American ninjitsu system in a non-traditional program. Also sells martial arts supplies.
   http://www.totalwarrior.com/

Sato Ryu Ninjutsu
   Sato Ryu Koga Ryu Ninjutsu. Authentic Koga Ryu Ninjutsu Instruction by the Soke of the Sato Ryu, Soke Yo Hiroshi Sato. Son of Kenneth Sato also known as Toshitori Yamashiro a Koga Grandmaster.
   http://www.satoryuninjutsu.com

South African Ninjitsu Federation
   Ninjitsu ryu teaching the principles of Koga Ryu Ninjitsu. Lists style history, syllabus, organization profile, dojos and links.
   http://www.sanf.co.za