The series served as a spin-off to the 2006 Ultra Series entry, Ultraman Mebius, as it focused on Ultraman Hikari, the show’s secondary Ultra Warrior during his time in outer space.
The series served as a spin-off to the 2006 Ultra Series entry, Ultraman Mebius, as it focused on Ultraman Hikari, the show’s secondary Ultra Warrior during his time in outer space.