- Her friend and opponent in Entrance ceremony. Unfortunately, she lost to him. So she entered the Kouryou Academy branch instead to reach her goal. After a few months, they both saw each other again. She helped him save everyone from the hands of the <unit> soldiers. Imari proclaimed to Miyabi (revealed to be in love with Tooru) if she was in the main school she would probably be in love with Tooru like Miyabi.
- They both share a secret in a conversation and revealing that Imari would be in love with Tooru if she was in the main school. But she said she doesn't need those feelings because she needs money for her parents. Miyabi understands this.
- Her <duo> in the branch school.