The Sumo Dictionary

Basho A sumo tournament. In a sanctioned competition, consists of seven or fifteen bouts held over a two week period.

Hon_basho Any of six official basho held in each odd numbered month by the Sumo Kyokai. Only these contests count in the official scores used to rank the rikishi.

Banzuke The official list of all participating rikishi in a tournament.

Higashi East (the more prestigious division of the banzuke)

Makuuchi The division containing the top five ranks in Sumo: yokozuna, ozeki, sekiwake,komusubi and maegashira.

Yusho A tournament victory. A rikishi wins a yusho by winning more matches than any other in his division, or if two or men are tied, by being triumphant in a playoff.

Kachi_koshi In a tournament, attaining the number of wins that assures a better than even percentage. Out of 15 bouts, for example, a rikishi is said to be kachi_koshi at that point where he tallies 8 wins.

Kadoban Only applies to Ozeki; An Ozeki is said to be kadoban when he lost 8 or more in the previous tournament, and if he does so again, he will be demoted.

Dohyo The clay ring in which a sumo match takes place.

Gyoji The referee.

Rikishi A Sumo "wrestler."

Sekitori A rikishi in the ranks from juryo to yokozuna.

Juryo The rank below maegashira; the lowest of the sekitori.

Maegashira The rank below komusubi and above juryo; the lowest of the makuuchi division. Hiramaku Another name for the rank of maegashira.

Komusubi One of the two sanyaku ranks, 4th from the top.

Sekiwake The rank below ozeki and above komusubi.The junior champion rank of Sumo. Usually two to four rikishi hold this rank.

Ozeki The second rank from the top, below yokozuna.

Yokozuna The top rank in Sumo. Presently two rikishi hold this rank, from which one cannot be demoted.


Kilde: http://www.sumoweb.com/glossary/oldgloss.html