A character in the Magic Knight Rayearth manga and anime by CLAMP.

Young, about 15-year-old girl with long red hair usually worn as a single plait. She is overall linked with the color red and the element fire. She is the most emotional of the three girls in mkr, falling into depression and love at the same time. She loves her two friends, Umi and Fuu, as well as the world of Cephiro.

Not much is told of her life outside Cephiro. She has a pet wolf called Hikari, who plays a big part in the first season of series. Nova is the dark side of Hikaru.