Dai Sawamura/Space Sheriff Shaider (沢村 大/宇宙刑事シャイダー Sawamura Dai/Uchū Keiji Shaidā?): A former archaeologist, he continued his astronomer father's research into studying the Nazca images and manages to track the meaning behind it from Peru to Easter Island. There, Dai uncovers an altar that knocks himself unconscious. Finding himself on Planet Bird, Dai becomes a Space Sheriff for managing to solve the missing. Eventually learning of the warrior Shaider and his presumed relation, Dai realizes his fate is to finish his ancestor's duty by putting an end to the Fuuma. When Fuuma managed to take over most of the Universe, Dai learns the altar is actually an entrance to where headless body of Kubilai was sealed along with Kubilai's weak point. Though sealed in by Poe with a limited amount of oxy