Kirishima Kazuhiro is a former sumo wrestler from Makizono, Kagoshima, Japan, who held the second highest rank of ōzeki from 1990 to 1992 and won one top division tournament championship, and was runner up in seven others. He retired in March 1996, and from December 1997 until April 2024 was the head coach of Michinoku stable under the elder name of Michinoku Oyakata.

Ōnokuni Yasushi is a Japanese former professional sumo wrestler from Hokkaidō. Making his professional debut in 1978, he reached the top division in 1983. In 1987 he won his first yūshō or tournament championship with a perfect record and became the sport's 62nd yokozuna. However, he was only able to win one more championship before his retirement in 1991. He has remained in sumo as a coach and in 1999 became the head of Shibatayama stable. He was elected to the Japan Sumo Association's board of directors in 2018.