- Features FAQs that details various aspects for the sport, from historical to technical. Also includes results of past events, and searchable statistics.
The American Sumo Association: - Educating current and future fans on the Japanese sport of Sumo. Includes history, rules, rankings and American competitors.
British Sumo Federation: - The official site for sumo wrestling in the UK including news, events and pictures.
California Sumo Association: - Contains overview of sumo within the United States and the sport's bid to become an Olympic sport. Also, features news, events calendar, history, photo gallery, champions, and links.
Cibersumo: - Contains information on tournaments, wrestlers, news, and history.
Czech Sumó Union: - Promotes sumo by expanding amateur and starting professional sumo in the Czech Republic and European communities. Features tournament schedule and results, photo gallery, videos, classifications, and links.
European Sumo Union: - The official website for sumo wrestling in Europe with information on events, results and pictures.
Infrequently Asked Questions: Sumo: - Heights and weights, salaries and allowances, details of all tournaments held since 1909, plus many other questions answered that were never asked before.
Japanese Sumo Wrestling: - Introduction to Japanese Sumo wrestling including ancient prints and terminology.
Stefan Gelow's Sumo Page: - A page for sumo enthusiasts with statistics, records, trivia and links about sumo.
Sumo Shimpo: - E-zine and that serves as the voice of Southern California Sumo Kyokai. Contains monthly archive of news, tournaments and photos along with contact information. Based in Long Beach.
Sumo Talk: - Features columns, analysis, results, and trivia on professional sumo. Also contains details on the rules and history of the sport.
Sumo Wrestling Page: - Contains a photo gallery, details on wrestlers, history and rules.
SumoForum.net: - Includes several topics for discussion and reference material.
Unusual Sumo photos: - Humorous and light-hearted pictures from the official Sumo Association calendar 200.