Ginga Ojousama Densetsu Yuna: Shin'en no Fairy
English name: Galaxy Fraulein Yuna Returns
Genres: Action, Adventure, Comedy, Sci-Fi
Type: OVA, Episodes: 3
Aired: Dec 21, 1996 to May 21, 1997
Studio: J.C.Staff
Source: Visual novel
Rating: PG-13 - Teens 13 or older
Synopsis:
Just when everything seems peaceful again for Yuna and her friends, a new enemy appears in the form of three robotic sisters. Yuna must once again become the Savior of Light to fight this strong, new evil.

(Source: ANN)