Claim: Sakaigawa Namiemon was a sumo wrestler, a competitor in a full-contact handball sport, who participated from 1867 to 1874 in spring and winter competitions.
Evidence: November, 1857 January, 1881 
He made his debut in November 1857 and reached the top makuuchi division in April 1867, then fighting under the shikona name Masuizan Daishirō (増位山 大四郎). Sakaigawa retired in January 1881.