Choushinsei Flashman(1986)

Choushinsei Flashman is a Japanese tokusatsu series following five children abducted by aliens in 1966 and raised across different planets by the benevolent Flash race. Each child develops unique superpowers suited to their adopted world, preparing them for the conflict ahead. Twenty years later, the five reunite on Earth in 1986 as the Reconstructive Experiment Empire Mess launches an invasion. Now transformed into a superhero team, they fight to protect their home planet while searching for the families they were torn from as infants. The series blends action-packed battles with emotional stakes as the heroes discover their origins amid the larger threat to humanity.