Amane is short boy, standing at roughly 150 cm tall with choppy black hair and large, amber irises that resemble crescent moons. He wears a school summer uniform: a white short-sleeved western shirt with black pants, a belt, and white shoes. He was often covered in bruises and bandages. He is very passionate and knowledgeable about astronomy and dreams of being an astronaut. As a child, Amane had suffered from a birth defect where his circulation and heart failed to function normally. He is 13