松澤由美 (Yumi Matsuzawa, Born March 29, 1974) is a J-Pop singer and Actor under the I've Sound Label. She first debuted in August 25 1997 with her first single "You get the Burning", from the anime Martian Successor Nadesico. She also voiced Jyunko in the anime itself and performed OP/ED songs in Bucky - The Incredible Kid, Gate Keepers, Martian Successor Nadesico: The Motion Picture - Prince of Darkness, Saint Seiya: The Hades Chapter (Sanctuary and Inferno Arcs) and Salaryman Kintaro.