Date of Birth: 
Place of Birth: Mito, Ibaraki Prefecture, Japan
About Musōyama Masashi
- Musoyama Masashi (born February 14, 1972 as Takehito Oso) is a former sumo wrestler from Mito, Ibaraki, Japan.
- A former amateur champion, he turned professional in January 1993, and he won promotion to the top makuuchi division in just four tournaments.
- He won thirteen special prizes and spent a total of 31 tournaments at komusubi and sekiwake before finally reaching the second highest rank of ozeki in 2000, shortly after winning his only top division tournament championship or yusho.
- He retired in 2004.
- He is now the head coach of Fujishima stable.
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