Tokai Teio (トウカイテイオー, Tōkai Teiō) is the tritagonist of Uma Musume: Pretty Derby and the main protagonist of its second season.

She is a lively horse girl who highly admires Symboli Rudolf, fancied to enter Team Rigil and aims for the Japanese Triple Crown. She often hangs out with Team Spica as a non-member. After several events with the team, she reconsidered and joined Team Spica instead.