The story is set in the late sixteenth century when Japan was in the midst of a long period of civil wars.

Akakage, Aokage, and Shirokage are all good ninjas working for those who seek peace and unity across Japan.

The ninjas use their superhuman fighting powers and high-tech gadgets to battle against evil warlords and their daikaiju (giant monsters).

Portrayed by: Yoshinobu Kaneko (1967 TV Series and 1969 Film), Jun Murakami (Red Shadow) Voiced by: Masako Nozawa (1987 Anime) Aokage (青影, "Blue Shadow") is a young boy who plays with explosives and uses a chain weapon.

Portrayed by: Fuyukichi Maki (1967 TV Series and 1969 Film), Naoto Takenaka (Red Shadow) Voiced by: Tesshō Genda (1987 Anime) Shirokage (白影, "White Shadow") is an old man who is armed with a pole weapon and flies using a large kite.