Hasegawa Katsutoshi (born 20 July 1944) is a former sumo wrestler from Kurisawa, Hokkaido, Japan (now a part of Iwamizawa city). He began his professional career in 1960, reaching the top division in 1965. He won eight special prizes for his achievements in tournaments and earned nine gold stars for defeating yokozuna. He won a tournament championship or yūshō in 1972 and was a runner-up in two other tournaments. His highest rank was sekiwake. He retired in 1976 and became an elder of the Japan Sumo Association, working as a coach at Sadogatake stable until his retirement in 2009.