The World Aikido Aikikai Inc. is a non-profit organization headquartered in Newark, DE. WAAI was incorporate in March of 2002 by Rev. Zenko N. Okimura Shihan and currently has over 200 active members throughout North America.

WAAI's goal is to supply quality instruction and guidance to our membership, and to provide a variety of member services. All kyu and dan promotions handed out by WAAI are recognized by the Aikikai Foundation in Japan.