Set in a medieval fairy-tale backdrop, Princess Knight is the tale of a young princess named Sapphire who must pretend to be a male prince so she can inherit the throne. Women have long been prevented from taking the throne, but Sapphire is not discouraged and instead she fully accepts the role, becoming a dashing hero(ine) that the populous is proud of.
The playful cartooning style ofΒ Princess KnightΒ is comparable to that of Disney, Γ laΒ Snow White and the Seven Dwarfs. Considered by many as one of the first major shojo works, inspiring comics for girls such asΒ Revolutionary Girl Utena,Β Cardcaptor SakuraΒ andΒ Sailor MoonΒ for generations to follow. A rare shojo property from the godfather of manga,Β Princess KnightΒ has been long considered one of Tezuka's most popular works worldwide.