Yamaguchi Kappei is a seiyuu, known for example as L (from Death Note), male Ranma (from Ranma ½), InuYasha (InuYasha), Monta (Eyeshield 21), Usopp (One Piece) and Sakuma Ryuichi (Gravitation) and of course, his hit, japanese dub of American TV comedy, South Park, as Kyle Broflovski. Most of his songs are the character songs of different series, but he has also done some solo albums. Read more on Last.fm