UFO Ultramaiden Valkyrie is a tV series anime that premiered in summer 2002, produced by TNK.

About the production: the story comes from a manga, there are 12 episodes of about 23 minutes and its current status is "finished".

Its main genres are comedy, ecchi and sci-fi, with themes such as Magic, Aliens and Henshin.

On AniList, UFO Ultramaiden Valkyrie has an average score of 63%, an average score, and appears on 5,316 users' lists.

The franchise continues in or follows from: UFO Princess Valkyrie 2: Juunigatsu no Yasoukyoku.

UFO Princess Warukyure, aka UFO Princess Walkyrie is about a princess from outer space who accidentally crashes on earth, where Kazuto desperately tries to maintain the public bath of his grandfather. Due to circumstances, Kazuto receives part of princess Walkyrie's soul which forces her to stay there with him. But that's not the only problem ... because her soul lost strength, the princess transforms both mentally and physically into a little kid! (Source: AniDB)

Official synopsis from AniList.