Oiteyama Hirokuni

Oiteyama Hirokuni, born Mitsugu Yamaguchi (16 June 1938 – 2 January 2014), was a sumo wrestler from Goshogawara, Aomori, Japan. He made his professional debut in May 1953 and reached the top division in May 1960. His highest rank was maegashira 6. Upon retirement from active competition he became an elder in the Japan Sumo Association. He reached the Sumo Association's mandatory retirement age of 65 in June 2003.