Yūka Morishima is a Japanese voice actress and singer affiliated with the agency 81 Produce. She was born in Kyoto Prefecture on March 16, 1997. Before her debut, she was a finalist in several talent searches, including the 2013 Milky Holmes Sisters Member Scout Audition and the 2016 Kimikoe Audition.

Her career began in 2017 when she won the Avex x 81 Produce Wake Up, Girls! Audition. This led to her being cast as Otome Morishima in the anime Wake Up, Girls! New Chapter, marking her first major role. As a result of this audition, she also became a member of the voice actor unit Run Girls, Run!, serving as its leader until the group disbanded in March 2023.

Morishima has taken on a variety of roles in anime television series. She voiced Mel Shido in Kiratto Pri☆Chan and later portrayed Neru Shidō in the same series. In Girly Air Force, she played the main heroine, Gripen. Her role as Cacao in the Nekopara anime was announced in 2019. Other notable anime roles include Mei in How Not to Summon a Demon Lord and Tōko Futaba in Kotaro Lives Alone.

In addition to anime, her voice work extends to video games and web animations. She voices Akari Wanibuchi in the game Blue Archive and also appeared in its 1.5th Anniversary Short Animation. Her other game credits include characters in Azur Lane, Brown Dust, and Love Live! School Idol Festival All Stars. Morishima has also been active in radio, serving as a personality for programs such as Nekoparadio and Share the Night.