Tags: Sumo Wrestler, Wrestler.
Aoiyama Kōsuke (碧山 亘右) (born June 19 1986 as Daniel Ivanov Bulgarian: Даниел Иванов in Elhovo Bulgaria) is a professional sumo wrestler or rikishi. He made his debut in 2009 reaching the top division two years later debuting in the November 2011 tournament where he won the Fighting Spirit award along with Wakakōyū. His highest rank has been komusubi.