Tokitsuumi Masahiro is a former professional sumo wrestler from Fukue, Nagasaki, Japan. A former amateur sumo champion, he turned professional in 1996. His highest rank was maegashira 3. He became the head coach of Tokitsukaze stable in 2007 following the dismissal of the previous stablemaster. He was asked to retire by the Japan Sumo Association in February 2021 for violating COVID-19 safety protocols.

Makuuchi (幕内), or makunouchi (幕の内), is the top division of the six divisions of professional sumo. Its size is fixed at 42 wrestlers (rikishi), ordered into five ranks according to their ability as defined by their performance in previous tournaments.