Hiroaki Sato is a Japanese professional wrestler and mixed martial artist, better known by the ring name Hikaru Sato. Sato started his MMA career in February 2000, fighting for Pancrase Hybrid Wrestling. During the next eight years, Sato fought, on average, five times a year, compiling a record of 18 wins, 19 losses and four draws, which included fights against the likes of Keiichiro Yamamiya, Nathan Marquardt, Ryo Chonan and... see more