Rumi Usagiyama is a 44-year-old woman. Rumi has red eyes. Rumi has long white hair with bangs that part to the sides of her face. While slender and curvaceous in frame, she also sports a lean and well-defined build. Rumi has dark skin and 5'2". Rumi has rabbit ears and a white rabbit tail.

Rumi is cocky, tough, brash, and always speaks her mind, even if it causes confrontation. Rumi is social non-conformist who spoke her mind regardless of the situation.