Date of Birth: 
Place of Birth: Shima, Mie Prefecture, Japan
About Shimanoumi Koyo
- Shimanoumi Koyo (??????) (born Koyo Hamaguchi July 11, 1989 in Shima, Mie), is a professional sumo wrestler.
- He debuted in sumo wrestling in July 2012 and made his makuuchi debut in May 2019.
- His highest rank has been maegashira 6.
- He wrestles for Kise stable.
Read more at Wikipedia