Iwakiyama Ryūta (born March 2, 1976 as Ryūta Tsushima in Aomori Prefecture, Japan), is a former sumo wrestler. A former amateur sumo champion, he turned professional in 2000 and reached the top division at the end of 2002. The highest rank he reached was komusubi. He was a runner-up in one tournament and earned two special prizes in his career. After his retirement in 2010 he became an elder of the Japan Sumo Association under the name Sekinoto.