Wakiko Kano

Initially appearing in Space Sheriff Gavan, Den Iga is attacked by a monster called Buffalo Doubler, member of the Space Mafia Makuu. Den is seriously injured in the attack when he is found by Gavan, who takes him to Planet Bird for medical assistance. Qom, leader of the Galactic Union Police, is impressed by Den's courage. Den returns in the final episode of Gavan, saving Gavan himself in his newly acquired form of Space Sheriff Sharivan during Gavan's final battle. (wikipedia)

In college studying archaeology, Dai Sawamura deciphers the figures on the Nazca Plain in Peru. Impressed by this feat, the Galactic Union Police (?????? Ginga Renpô Keisatsu) recruit and train him to be Earth's third Space Sheriff. He is given the code name 'Shaider' in memory of an ancient warrior who defeated the villain Emperor Kubilai and brought down the Fuuma 12,000 years ago. When the Fuuma returns, Dai is deputized as he returns to Earth to battle the Fuuma. (wikipedia)

When the Secret Society Egos plots to send the world into unforeseen chaos, General Tetsuzan Kurama of the National Defense Ministry assembles a team of five of his most trusted young agents. Each agent previously had training in a country they were formally residing in and use their skills as the "Fever Team" donning power suits that represents each country they are each familiar with. (imdb)