![](https://cdn.animecharacters.io/images/characters/large/91781-64f70df9.jpg)
Mio Kusakai (日下生 美桜)
Mio Kusakai was a student at Setouchi Keijo Training School. She was ranked first in the Elite Class. Upon graduating from Setouchi, Mio officially becomes a B-Rank Keijo player. Sometime later, she is able to advance to the A-Rank. (Source: Keijo!!!!!!!! Wikia)