Mangado

Due to the machinations of the Hashiliens, Genbard II, heir to the galactic mail-order kingdom of De Livery, lost both his family and his home. Now, having lived on Earth as Genba Bureki, he returns to his home planet of Bureki with his comrades in the Boonboomgers to reclaim his home. (From Toei Tokusatsu Fan Club)

The manga depicts the past of Ishiro Meita, a freelance spy who graduated from a spy training school with top grades. When he's asked to investigate an unknown object that crashed from space, his life takes a drastic turn when he meets Taiya Hando. (from RangerWiki)