Riku Imaaki

Overview
A boy who regularly visits Nishikata Hospital. Unlike his peers, he isn't ill, but visits mainly to check on his hospitalized brother Kakeru. As the oldest of the 6 friends, he is often depended on, but results vary as he is quite clumsy. His clumsiness means that he is often the butt of jokes.

Appearance
Riku has hazel eyes and short orange hair, strands falling on the middle and left side of his face. He has a gray shirt on, turquoise on the top, and wears a bright orange pair of shorts.