|Family||Luna and Artemis (parents), Selene Shin (half-sister)|
Diana is the future daughter of Luna and Artemis from the 30th century, and a contemporary to Chibiusa. She will most likely end up being Chibiusa's guardian companion.
Her human form has gray hair arranged in double odangos, and pink eyes. She wears a gray outfit of a loli-style dress and thigh-high boots with a pompom on the foot.
A light gray kitten with a crescent moon on the forehead and pink eyes.