Hanayo Koizumi

Hanayo is a very shy, quiet character who doesn't normally voice her opinions. She is very reserved and will often let other people make decisions for her because of this. Hanayo is also easily scared. However, her personality changes when it comes to school idols, as she is very enthusiastic about them.

Hanayo is interested in drawing and origami and is obsessed with school idols. She is a caretaker for the school's alpacas, and became the Idol Research Club's president after the third-years graduated.