Shibue Akira

Akira is the protagonist of the game.
He seems to have a thing for his childhood friend Riri but she is already in a relationship with another common childhood friend of both of them so he tells her nothing about his feeling for her.
He has a huge admiration for his senpai Rui, that he sees as a potential romantic interest even if he thinks she is inaccessible for him because she is too beautiful and nice.