Usei shônen popi The Great Space War (1965–1966) Online
A strange rocket from outer space brings terror to the Earth. Out of the farthest depths of galactic darkness, from the great star planet Brutus, comes the cosmic monster to be known to the people of Earth as Elementus. Spawned in the radioactive wilderness of outer space, Elementus absorbs energy and grows as it is attacked! It is this seemingly invincible enemy that Prince Planet must face. Can the brave lad from Radion win a war in space, against such a monster?