Manga
Ishinomori released a retelling of the series as a manga which was published in the Weekly Shōnen Sunday magazine from May 4, 1975 to August 17, 1975. In this continuity, the Gorengers were all teenagers, with Tsuyoshi's father the head of EAGLE's Kanto branch and a martial arts teacher who gave Tsuyoshi the Akarenger outfit before he was murdered by the Black Cross, leading Tsuyoshi to become Akarenger and recruit the others to become the Gorengers and avenge his father's death.
Read more about this topic: Himitsu Sentai Gorenger