- Aikikai Foundation: Aikido World Headquarters
- Find out about this martial art, including it's history, purpose, and what's going in it today.
- General Taekwondo Information
- International Judo Federation
- The International Judo Federation (IJF) is the world's governing body of Judo recognized by the International Olympic Committee. Includes information about Judo, the organization, and has pictures.
- International Traditional Karate Federation
- Judo Information Site
- Self titled as "world's biggest virtual Judo club, with the most complete information about the sport and art of Judo on the internet."