Kaori Kikuchi

Bioman must rescue two boys who possess an ancient treasure map that leads to Biobase, making them targeted by Gear.

The Changeman must work with an earthquake institute to prevent Earth from being destroyed in a sea of fire by the Gozma.

After a Space Beast throws them off Shuttle Base, the Changeman scramble to get their ship back as Sayaka tries to protect it from the inside.

Commander Sugata discovered the existence of the Royal Underground Empire Tube, a malignant force that desires to dominate the land, which is based underneath Japan. He recruits five young people, each one specializing in a style of martial arts, and teaches them in the ways of the mystical "Aura Power" energy. A year after he recruited and trained the Maskmen, Tube is ready to strike.