Keitsuzer: Warrior of Light (Ultraman Alternative Universe)

Earth, a small blue planet that inhibits entitys called humans, these humans have been there from billions of years, living unknowingly with giant monsters call Kaijus, They been against each other for years, in 1966 Japan, A giant of light appears from a distance planet and saved earth from mass destruction, this then start a new history, with new Warriors appearing on earth to protect it, however, it's been years since then, Humans are having a rough time against the Kaijus when they had reawaken after so long, so when the warriors return, they had chosen a new warrior to rise at the protector of earth.