Tochinowaka Michihiro (born Dae Won Lee on April 6, 1988) is a former sumo wrestler from Hyogo, Japan. His father is a Zainichi Korean and his mother is a Korean immigrant. He made his professional debut in 2007 and steadily rose through the ranks. His highest rank was maegashira 1.
Source: “Tochinowaka Michihiro”, English Wikipedia (CC BY-SA 4.0), excerpt