Aminishiki Ryūji (born October 3, 1978, as Ryūji Suginomori) is a retired Japanese sumo wrestler. He made his professional debut in 1997 and reached the top makuuchi division in 2000. He earned twelve special prizes and won eight kinboshi or gold stars for defeating yokozuna. He was twice runner-up in a tournament. The highest rank he reached was sekiwake. After more than 22 years as an active wrestler he retired in July 2019 at the age of 40. He is in the all-time top ten for a number of sumo records, including most career wins, most top division appearances and most tournaments ranked in the top division. He wrestled for Isegahama stable.