Banzuke

shimpan

The five judges who sit around the ring and can overrule the referee.

The shimpan are the five judges who sit around the ring for every bout, in black formal kimono. All are elders and former wrestlers. If they doubt the referee's call they step into the ring and confer, which is called a mono-ii. They've used video replay to help since May 1969.

mono-ii
A conference of the ringside judges over a close call.
gyōji
The referee, who gives the first decision on every bout.
toshiyori
An elder of the Japan Sumo Association. There are 105 elder names.

Sources

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