Ultraprison is a very large prison for women that had one of its carrier ships crash into Superjail.

Ultraprison is a space station shaped like a ring (This is revealed in "Stingstress").



Ultraprison is much like Superjail, and shares many aspects. The four staff members for Ultraprison have a lot in common in both looks and actions to they Superjail counterparts with opposite gender roles.