Mitsuhiro Momota , better known as RikidÅ zan ( Japanese : å é `` å , Korean : ì -- ë ì , November 14 , 1924 - December 15 , 1963 ) , was a Korean Japanese professional wrestler , known as the `` Father of Puroresu '' and one of the most influential men in wrestling history . Mitsuhiro Momota , better known as RikidÅ zan ( Japanese : å é `` å , Korean : ì -- ë ì Yeokdosan , November 14 , 1924 â `` December 15 , 1963 ) , was a Korean Japanese professional wrestler , known as the `` Father of Puroresu '' and one of the most influential men in wrestling history .