Eruna Ichinomiya
A girl who appears to be the main protagonist of the series. She chose to enter Mikagura High School after reading the informational book about the school, handed to her by Shigure, and "admiring their adorable uniforms and graceful school life with only clubs of the cultural type." The manga also hinted, that she wanted to go to that school to meet Mikagura Seisa. After arriving at school however, she discovers that the school isn't really the way she imagined it. Still, she chooses to look forward to her new school life. She is very cheerful and social, having no problems befriending other club members, but is also a bit clumsy and naive. She has a flying cat named Bimi who always follows her around. In the novel it is said that she is 158cm tall, blood type O, and likes cute girls. (Source: Vocaloid Wikia)