is a Japanese singer, actor, and voice actor. He is probably best known for singing the openings to Hyakujuu Sentai Gaoranger, Baxinger, and the final ED to Braiger. He has starred in several stage productions such as Thuy in Miss Saigon and Thenardier in Les Miserables. In television he had a guest-star role in Gaoranger episode 6 and the role of Shishioh in Shuriken Sentai Ninninger. Yamagata performed the role of Kuro Bara Danshaku on the drama cd Cherry princess I.[1] He is a close friend of fellow anison singer Isao Taira.