She also attend Rising Stars Cultural Academy.
Ayumu has brown and short hair, a little spikey at the end and light brown eyes. She appeared to have the ever lasting blushes on her cheeks too.
She's usually in her school outfit which consist a blue vest with white trim and skirt.
She wears a lot of normal outfit outside school or watching Kanon dances too.
She once tried to make Haneru and Kanon a couple after reading a romantic novel online and spent a whole day at the amusement park, came up with a lot of plans but it still didn't worked out in the end.
However, she seems to developed a feeling for Koji.
She's Kanon's friend and very supportive towards Kanon's dancing.
She met him a few times through Kanon.
In episode 9, she asked Kanon to enter the school's festival dance contest since she had already signed up for her and the Dance club is in abit of a tight spot because they didn't have enough entrants. But when Kanon said she can't do it, she apologized Kanon and said she really love how Kanon looked while dancing in class the day before and just wanted everyone to see it.