Sailor Victory

Five Female high school friends reunite as the secret crime-fighting organization known as Sailor Victory. Commanding 3 giant Ninja Robots, Gion, Momoyama and Sagano, they fight evil in the virtual-future city of Mikado. When a disgraced and disgruntled city official turns to the dark side, he joins forces with the evil and sinister Margarita.
(Source: Anime News Network)