Mahou Shoujo-tai Arusu the Adventure
English name: Tweeny Witches the Adventures
Genres: Adventure, Comedy, Fantasy
Type: OVA, Episodes: 6
Aired: Nov 22, 2007
Studio: Studio 4°C
Source: Original
Rating: PG-13 - Teens 13 or older
Synopsis:
"Tweeny Witches" The Adventure created by Studio 4C in collaboration with "Garo" creator Keita Amemiya. Includes the Alice chapters "Sakana ni Natta Maho Shojotai" and "Fuin Sareta Kokoro," Sheila chapters "Yosei Hakusho" and "Kori no Majo to Hien no Taki," and Eva chapters "Dragon House no Himitsu" and "Shippu Doto no Maho Shojotai" on three DVDs. 

(Source: AniDB)