The Kano Society
- Dedicated to the preservation of traditional, well-rounded Judo as envisioned by Jigoro Kano. Emphasizes close ties with the Kodokan and practice of kata and goshin wazas in addition to randori and shiai.
- http://www.kanosociety.org
The Kodokan Judo Institute
- Founded in 1882 by Professor Jigoro Kano, the creator of Judo. Provides schedules, courses and listing of clubs worldwide. [Japanese/English]
- http://www.kodokan.org