Yūko Tsuburaya is a Japanese former singer and voice actress known for her work in late 1980s and 1990s anime. Born on September 14, 1970, in the Setagaya ward of Tokyo, she is the granddaughter of Eiji Tsuburaya, the renowned special effects director famous for creating the Ultraman and Godzilla franchises.

Tsuburaya began her career as a singer, adopting the stage name Yūko Tsuburaya. Her voice work was closely tied to her music career. She performed the opening theme Please Please Me and the ending theme Kokoro kara kimi dake wo aishiteita yo for the original video animation series Hi-Speed Jecy. In the same series, she also voiced the character Tiana, a young woman who travels through space alongside the protagonist Jecy Moor. The series was released as twelve episodes from 1989 to 1990.

In 1996, Tsuburaya contributed to the popular detective franchise The File of Young Kindaichi. She voiced the character Mika Kurosawa in the anime film The File of Young Kindaichi: Opera Theater. A New Murder. This role coincided with her musical contribution to the franchise, as she released the single Mystery of Sound, which was used as a theme song for the television anime series.

Her known activities as a voice actress are limited to these specific projects from the late 1980s and mid-1990s. After her marriage in 1999, she ceased public performances and is believed to have retired from the entertainment industry.