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