Yui Asaka, born Aki Kawasaki on December 4, 1969, in Miyazaki, Japan, is a singer and actress. She began her career as an idol in 1985 with the release of her debut single "夏少女" ("Natsu Shôjo"). Her breakthrough came in 1987 when she starred in the third series of the popular manga adaptation Sukeban Deka, following Yuki Saito and Yoko Minamino. Her acting role significantly boosted her music career, leading to a series of successful albums including Crystal Eyes (1986), Star Lights (1987), and Rainbow (1987). Notable singles from this period include "瞳にSTORM" ("Hitomi ni Storm") and "虹のDreamer" ("Niji no Dreamer"). In 1989, she starred in the film adaptation of the manga Yawara!, further cementing her status as a versatile artist. Yui Asaka continued her musical evolution on singles like "C-Girl" (1988), "TRUE LOVE" (1989), and "DREAM POWER" (1989) and released over twenty albums until 1993, when a dispute with her agency halted her use of her stage name. Despite this setback, she continued to release music under the name "YUI" and resumed her acting career. Yui Asaka's discography includes compilations like 究極のベスト! 浅香唯 (2005) and CRYSTALS〜25th Anniversary Best〜 (2010), which highlight her enduring influence in J-pop.