I think this is only one episode OVA:

http://a.scarywater.net/doremi/%5BAn...5D.avi.torrent

Here's a Promo in case you want to check it out first:

http://a.scarywater.net/animanda/%5B...5D.avi.torrent


http://ar-tonelico.jp/
http://anidb.info/perl-bin/animedb.p...anime&aid=4156
http://www.animenewsnetwork.com/ency...me.php?id=6277