The name Emma C. Squared is a pun of Albert Einstein's mathematical formula E=MC^2 (E equals M C Squared) used to summarize Einstein's theory of relativity. The meaning of the formula is energy equals mass times the velocity (or speed) of light squared.
Frank Welker is the only voice actor to provide his voice for both this show and the computer game upon which this series is based, The Adventures of Hyperman (1995).
This series never saw a VHS or DVD release anywhere in the world. Consequently, footage of the show is scarce and considered lost to time.