Yōsuke Hirata is a young man of average height with blonde hair and brown eyes, often noted for his handsome appearance. He typically wears the standard school uniform, though outside of school he has been seen in a striped shirt. Yōsuke exudes a mature and friendly vibe, rarely showing anger, and his warm, charismatic nature has earned him the trust of his class as their representative. He is deeply empathetic, having formed a relationship with Kei Karuizawa to shield her from bullying after understanding her traumatic past. His thoughtfulness drives him to protect others, seeking to prevent the suffering he witnessed from recurring.