Kaori Koyuba

National idol. She lived on Hitogashima until her childhood but moved to Tokyo due to her parents' work. Although positioned as an original character in the game version, according to the original author Tanaka, the gravure idol featured on the magazine cover that Tetsu Totsumura was reading on the first night in the main story is said to be her. In the original work and the TV anime version, parts of her name and facial features can be confirmed in the depiction.