In the year 2301, mankind has transformed Mars into living planet, now known as planet Aqua due to its vast oceans. One day a 15-year-old girl named Mizunashi Akari visits Aqua to become a Undine…Note: Received an early television broadcast on AT-X on September 3, 2007 before its official DVD release on September 21, 2007.
- Other Title: Aria the OVA: Arietta, ARIA The OVA ~ARIETTA~ (アリア ジ オーブイエー ~アリエッタ~), aria3
- Status: Completed
- Sub/Dub: Anime Sub
- Anime Type: OVA
- Genres: Fantasy, Sci-Fi, Slice of Life, Iyashikei, Comedy, Romance, Seinen, Shounen, Slice Of Life, Space, Animation, Science Fiction, Drama
- Characters: Florence, Alicia, Mizunashi, Akari, Pokoteng, Aria
- Score: 8
- Rank: 583
- Popularity: 3403