Ayano Tateyama/Relationships

Shintaro
Classmate and close friend. He sat next to her in class. Despite his initially cold attitude, they eventually became good friends. After her suicide, out of guilt for her suicide, he stopped going to school in the first year of high school, becoming a hikikomori.

Kenjirou
Her father.

Takane Enomoto
Before her suicide, she was Takane's friend. She told Takane to stop hiding her feelings from Haruka.