Ringo (リンゴ Ringo) is a robotic child who was found by Ohji as a baby and nutured through the Ruin by him, Casshern and Lyuze. Ringo is Casshern's experience of what little innocense is left in the world. She was the first to truely fear death and awaits Casshern's return after Luna's defeat.

Casshern Sins
A reboot of the classic anime series Neo Human Casshern, Casshern Sins discards the previous continuity. Casshern is a cyborg subordinate of Buraiking Boss who was ordered to assassinate the savior of mankind, and has thus doomed the Earth to ruin.