Yūko Miyamura (宮村 優子 Miyamura Yūko?) is a Japanese actress and voice actress. Her real name is Yuko Seki (関 優子 Seki Yuuko?).
She played Kyoko Hayase in Kyukyu Sentai GoGoFive as well as the voice actress of Infant Demon Drop, the initial form of Dragon Dark King Salamandes.
Outside Super Sentai, she is best known for her voice roles as Asuka Langley Soryu in Neon Genesis Evangelion, Kazuha Toyama in Detective Conan, and Angel Daisy/Hinagiku Tamano in Wedding Peach.