FightingDirectory.info is a great resource containing links related to Chinese martial arts, Korean martial arts, Japanese martial arts, martial arts services, aikido, karate, taekwando, muay thai, chung moo doe, tang soo do and more.
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.
http://www.usasumo.com/
Heights and weights, salaries and allowances, details of all tournaments held since 1909. Plus many other questions answered that were never asked before.
