Battle Fever J (1979)

It's the 2nd sequel of the series from Super Sentai. If you would like to watch the super sentai series chronologically.

It's the 2nd sequel of the series from Super Sentai right after J.A.K.Q. Dengekitai which is the 1st sequel. If you would like to watch the super sentai series chronologically.

It's successor and the most well known Super Sentai thanks to it's american adaptation Mighty Morphin Power Rangers and the original first Super Sentai Series Himitsu Sentai Goranger.

It's the 3rd sequel of the series from Super Sentai right after Battle Fever J which is the 2nd sequel. If you would like to watch the super sentai series chronologically.