Yūko Nagashima (永島 由子, Nagashima Yūko) is a Japanese voice actress who works for Aoni Production. She gained more popularity through her roles Rina Takamiya in Saint Tail along with Kōsuke Okano, Yayoi Aida in SLAM DUNK and Sakai in You're Under Arrest alongside Tokyo Seiyū Compatriot Sakiko Tamagawa.