The Northern California Judo Association, Inc. also known as the Hokka Judo Yudanshakai, is a nonprofit public benefit corporation serving Northern California.

As a charter member of the United States Judo Federation, Hokka Yudanshakai has rank promotional authority to Godan, or 5th degree black belt. All dan ranks issued by Hokka are certified by the USJF, and are eligible for Kodokan certification. USJF rank criteria are among the strictest, and USJF rank continues to be held in the highest regard.

Hokka Yudanshakai sponsors a variety of Judo activities, including, tournaments, technical, kata, referee and junior development clinics. All Clubs are invited to attend the Hokka sponsored tournaments and clinics listed on the events schedule. Your Clubs participation is always welcome.

Hokka members have excelled in competition at the regional, state, and national levels, producing many state and national champions.

If your club would like to join the Northern California Judo Association, please contact any of the Hokka Officers or the Hokka office listed below.

Benefits of Hokka membership include: Kyu grade rank certification, staffing for Hokka tournaments and clinics, and more.

Benefits of USJF membership include: National membership, Black Belt rank certification, Coach certification, criminal background checks for all Black Belt Instructors and Coaches, national sanctioned events, liability insurance, and more.