Dia has orange hair, arranged into long pigtails like Utau, and a white headband with two yellow diamond crests. Her blouse is yellow, with a white collar and one white diamond at the middle of the shirt. A small portion of her stomach is also seen. She also wears a yellow skirt and white boots. Her skin color is peachy and she has golden yellow eyes.

“ The Embryo is sad. ” Dia says after touches the heart's egg and hears embryo's sound inside this egg.