Rumiko Ukai is a veteran Japanese voice actress born on May 24, 1955, in Fukuoka Prefecture, Japan. She began her career in 1975 and is affiliated with the talent agency 81 Produce. Ukai is best known for her work in anime from the late 1970s and 1980s, particularly for her role as Fraw Bow in the original Mobile Suit Gundam series.

Her extensive filmography includes many notable and varied roles. In the Mobile Suit Gundam franchise, she voiced not only Fraw Bow in the television series but also in the compilation movie trilogy, Mobile Suit Gundam - The Movie Trilogy, where she also took on the role of Letz Cofan. She later reprised the role of Fraw Bow in Mobile Suit Zeta Gundam. Another significant early role was Princess Farla in the series Beast King GoLion. In the same year, 1981, she voiced the character Roze in the series Six God Combination Godmars, a role she also played in the subsequent film God Mars: The Movie and the 1988 OVA Six God Combination Godmars: Seventeen Year Old Legend.

Ukai's work in the 1980s also includes the role of Kitty Kitten in Space Runaway Ideon and its compilation films, Pepper in Urusei Yatsura, and Rachel in the OVA series Dallos. Her filmography from this decade also features roles such as Tetsuo in Miss Machiko, Ester in Tales of Little Women, Yoneda-sensei in Fair, then Partly Piggy, and Tamaki in Maryū Senki. While the provided search results confirm many of the roles listed in the query, they do not contain specific credits for Kinue Mizuki in Salaryman Kintaro, Raychell in Dallos, or Stepsister A in Hello Kitty: Cinderella.

Her career continued into the 1990s and 2000s with roles in popular long-running series. She voiced Akiko Yanagi in Sailor Moon, appeared in The File of Young Kindaichi as Kaoru Umezono, and had roles in Detective Conan as Izumi Sano and Darker than Black as Shihoko Kishida. Later credits include Miyuki Tokita in Brigadoon: Marin & Melan, Darusa in Chimpui, and the Babysitter in Stitch! ~Best Friends Forever~.