Sola
DVD-exclusive specials. The first takes place between episode 4 and 5 of the main series and and the second is a prologue to the series leading up to the events on the last day before the beginning of episode 1.
(Source: AniDB)
Special
Finished Airing
Episodes: 2
Score: 6.89
Comedy
Romance
Supernatural
Studios:
Nomad
Aired: Sep 25, 2007 to Oct 26, 2007