Ayaka Hizuki

桧月 彩花

Ayaka is Tomoya and Yue's childhood friend and is Minamo's cousin. She maintains a kind and well-mannered, but timid personality. She passes away after being involved in a traffic accident towards the end of the Pure segment to Tomoya's dismay, leading him to constantly struggle to overcome with her death, and acts callously towards others. (Source: Wikipedia)