Keita Suminoe Husbando

Keita Suminoe is a 16 year old first-year high school student. He is Riko Suminoe and Ako Suminoe's younger brother. He is also one of the main characters of the series. Keita has blue hair, which he wears in a spiky style. His eyes are blue, similar to his hair color but slightly darker. As a former track and field club member he has an athletic body. Although he is the younger brother of Ako and Riko, he is the most mature of the three siblings. Though he is depicted as also the most childish one when younger. Keita is shown to be athletic more than he is academic, meaning academically he doesn't do as well as Ako but, he does much better than Riko, who has the poorest grades among the three siblings. Keita also mentioned that he is the healthiest person among his friends and that his performance in athletics will help him get admitted into high school.