Ryôsei Tayama (田山 涼成, Tayama Ryōsei, August 9, 1951) is a Japanese actor and talent born in Midori Ward, Nagoya City, Aichi Prefecture. His real name and old stage name is 高山 良一. He is represented by SIS Company.
Known For: Acting
Place of Birth: Nagoya, Aichi Prefecture, Japan
Also Known As: 田山涼成, 高山良一, Ryōsei Tayama, Ryousei Tayama, 타야마 료세이