User blog comment:FairyTailFiore/Is fairytail over?/@comment-3969957-20110509204805/@comment-3290324-20110509212712

No Ova's do not mean that a series has ended, It is just when a series animates a bonus chapter. Naruto, Bleach, One Piece, and many other popular and ongoing series have 10-15 Ovas each and still probably have many more to come.