Tokusegawa Masano (德瀬川 正直, born August 6, 1983 as Badamsambuu Ganbold) is a former sumo wrestler from Ulan Bator, Mongolia. Joining the professional sport in 2003, he entered the top division for the first time in March 2010, and rose to the top of the maegashira ranks. He was forced to retire by the Japan Sumo Association in 2011 after being found guilty of match-fixing.