Date of Birth: 
About Kaihō Ryōji
- Kaiho Ryoji (born April 17, 1973 as Ryoji Kumagaya) is a former sumo wrestler from Aomori, Japan.
- His highest rank was komusubi.
- An amateur champion at Nihon University, he entered professional sumo in 1996.
- He was one of the lightest sekitori wrestlers in recent years.
- He won two special prizes for Technique.
- He retired from active competition in 2010 and became a coach, but in April 2011 he was asked to resign from the Japan Sumo Association after being found guilty of match-fixing.
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