Masou Gakuen HxH specials included with the volumes of the DVD/BD.

A series of unaired comedic shorts released with Blu-ray and DVD boxes of Tsuki ga Kirei.

A story of a rat family who have to leave their home because humans start a construction site. Now the rats are searching for a place to stay.

As New Year’s Eve draws closer, preparations for a holiday party are underway in Petersburg. In anticipation of the event, Eila Ilmatar Juutilainen of the 501st Joint Fighter Wing is determined to take Sanya V. Litvyak on a leisurely walk around the city. However, despite Eila's best intentions, she gets interrupted every time she gets a chance to ask Sanya out, ruining the moment and separating the girls. To make things worse, a Neuroi is approaching the base, threatening both the squadmates and the celebration in Petersburg.