Story
Special by Studio 9 Maiami — Summer 2012, 1 episode, Finished.
DVD-BOX special added to the 3rd volume. It shows the events after the 3rd OVA.
Synopsis via AniList (English).
Seasons & films
- OVAPrincess Knight☆Catue2010 · 3 episodes
- SpecialCatue Aheri Iki Shussan-shin2012 · 1 episode