Seluna

Seluna (Full Name Seluna Plenilunio née Mochizuki) is Shouko's partner/incubator who is a Bunny.

Background
Seluna Plenilunio (née Mochizuki) is the incubator of Shouko who is a Bunny. She appears to be optimistic about everything, especially about living her best life on earth as of becoming an incubator.

She finally has the chance to become a magical girl if she ever finds an abandoned soul gem, colored black.