Unaired episode 11.5 included with the second Blu-ray/DVD volume.
C³: Rikan Gakkou Confussion!
Itsuka Tenma no Kuro Usagi
Akane Iro ni Somaru Saka Hardcore OVA
Ore ga Suki nano wa Imouto dakedo Imouto ja Nai
Astarotte no Omocha!
