Specials included on Peeping Life: The Perfect Extension OVA, these were not considered a part of the normal episode count of the OVA. Both episodes follow Otaku-kun as he reviews Hoshi wo Ou Kodomo and Planzet.
This DVD has 6 special total. 3 episodes were the Kids Station commercials that aired at an earlier date. 1 episode was the TV Asahi special that aired at an earlier date. These have their own database entries.
Hoshi wo Ou Kodomo and Planzet are both produced by the same company as Peeping Life.