Ryoki's dorky best friend, who is also a friend of Hatsumi. His hobbies are video games and anime (especially Gundam) and also, collecting models and action figures. He develops feelings for Akane, even though she often scares him, coming on too strong with her forward ways. He is finally able to show that he loves her by finding "Rare Bears" for her. At the beginning of the series he is a second-year student at Takazono High School (Class A). At the beginning of the series it is implied that Subaru has a crush on Hatsumi, but later on he comes to reciprocate her sister Akane's feelings.