Complex sentence: It was broadcast from February 7,1981 to January 30,1982 and is the only Super Sentai series to serve as a direct sequel to its previous series ("Denshi Sentai Denziman") and the only to have an all-male Super Sentai team.
Split into simpler sentences: It was broadcast from February 7,1981, to January 30,1982, and is the only Super Sentai series to serve as a direct sequel to its previous series ("Denshi Sentai Denziman"). It is also the only series in the franchise to have an all-male Super Sentai team.