UFO Princess Valkyrie 3: Seiresetsu no Hanayome
English title: UFO Ultramaiden Valkyrie 3: Bride of Celestial Souls' Day
Japanese title: 円盤皇女ワるきゅーレ 星霊節の花嫁
Alternative titles: UFO Ultramaiden Valkyrie 3, UFO Princess Walküre 3, UFO Princess Valkyrie Season 3 - Bride of the Stellar Season, UFO Princess Valkyrie: Bride of Star Spirit Season
Type: OVA
Source: Manga
Episodes: 6
Status: Finished Airing
Aired: May 25, 2005 to Oct 25, 2005
Duration: 24 min per ep
Rating: PG-13 - Teens 13 or older
Studios: TNK
Producers: Media Factory, KlockWorx, Toshiba Entertainment, Omnibus Promotion
Licensors: ADV Films, Funimation
Genres: Comedy, Romance, Sci-Fi

The third season doesn`t have a particular story behind everything (like "Valkyrie Ghost" in the second season). It just tells 6 stories about the life of Kazuto &amp; Co. with some additions: Raine and Chorus get a house on earth, the last three Valhalla princesses each get an episode, and in the last episode Kazuto and Valkyrie, who in the same episode managed to stay adult, &gt;try&lt; to marry again. 

(Source: ANN)