LINKS
- Dai Nippon Butoku Kai
- Bokuhan Shodo Gakko
- International Martial Arts & Culture Federation
- Armored Samurai Battle Association
- International Karatedo Kobudo Kenshikai Organization
- International Renpuryu Budo Association
- Okinawa Karate Kobujutsu Kenkyu Kai
- Karatedo Magazine
- Kuroryu International Organization