Daphne in the Brilliant Blue (光と水のダフネ, Hikari to Mizu no Dafune?) is a 2004 anime series animated by the studio J.C.Staff and produced by GENCO. Its North American distribution rights are held by Geneon Entertainment, which has since translated and released the series on DVD.
A manga version was drawn by mangaka Satoshi Shiki titled "I - Daphne in the Brilliant Blue" (アイ～光と水のダフネ～, Ai ~Hikari to Mizu no Dafune~?), featured in Young King OURs magazine.