Riru and Airiru are the twin sisters, one with light hair, the other dark. They have a weakness to cats. Their ability "Time/Space" has the ability to create barriers, including ones small enough to imprison targets or form levitating blocks to walk on. They can reverse the effects of things within the barrier, such as healing wounds and repairing clothes. They are stated as being among the most powerful characters in the series.
Voiced by: Rina Hidaka