She is a student of Oso Girl's Academy who seems to be aware of what's going on around campus. She is Kagami's friend and classmate.

(Source: Anilinkz)

She becomes an inspector, working with Akane Tsunemori as the new junior inspector, with a first day on the job mirroring Tsunemori's own first day. However she has a tendency to question Akane's principles and methods when dealing with criminals and enforcers.