Yūko Nagashima (永島由子 Nagashima Yūko?, born on July 3, 1970 in Osaka) is a Japanese voice actress who works for Aoni Production. She tends to voice the CoolBigSis type of character, and often uses her Osaka accent to do so.

!Some roles by Yuko Nagashima are:

* ''Manga/SlamDunk'': Yayoi Aida
* ''Manga/MagicKnightRayearth'': Caldina
* ''Manga/PeacemakerKurogane'': Ayumu
* ''Anime/MartianSuccessorNadesico'': Edina Wong
* ''Manga/SaintSeiya'': Eurydice
* ''VideoGame/DeadOrAlive'': Tina Armstrong
* ''VideoGame/SamuraiWarriors'': Kunoichi
* ''Anime/VariableGeo'': Elena Goldsmith
* ''Anime/SCryed'': Mimori Kiryuu
* ''Manga/RedRiver1995 Drama CD'': Ursula
* ''Franchise/MuvLuv'': Kei [[ReiAyanamiExpy Ayamine]]
* ''VideoGame/SuperRobotWarsT'': Rudi Pixyzalto
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