In contrast to his appearance, Asahi is rather quiet and gentle and has difficulties accepting that he is Karasuno's ace, as he initially doesn't see himself as the ace. Asahi is said to have a "Glass Heart", taking everything that is said about him to heart, and becoming depressed because of it at times. He shows to be weak-willed at the beginning when he leaves the team before the first-years joined the team as he felt that he let down his entire team. Loves his girlfriend but is too shy