Aikan Dojo of Aikido Yoshinkai

Chudokai Aikido Federation International

International Yoshinkai Aikido Federation

Aikikai Foundation

Aikido Yoshinkan Sacramento/Seikeikan Dojo USA

AikiWeb - Aikido Information

Aikido Journal

Aikido - Wikipedia

Japanese/English Dictionary/Translation

Del Saito's Traditional Karate-do Federation International

Progressive System of Martial Arts