IC the Denjidog
Intelligent robot dog that came from Denji Star 3000 years ago to assemble the Denjiman team. After the team's final battle, he was gave them one last message and the Denjiman resumed their civilian lives and dedicted a soccer competition after him.
Denji Princess
She is a survivor of Denji Star who visited Earth 3000 years ago, ordering a servant girl to defend the Earth with the rainbow stones. Left Earth to patrol the universe.
Episodes 26, 29, Movie.