Aqua is a relatively tall boy who is described as "handsome" he has blonde hair (much like his younger twin sister Ruby Hoshino) that has long bangs hanging on the left side of his face and aquamarine blue eyes (which his late mother Ai Hoshino named him after) that features a star in his right eye, symbolizing that he and his sister are halves of their mother. He's cold, harsh, but when he warms up hes affectionate. Friends: Mem-cho, Akane, Kana, Ruby(his twin) Yuki