Doteraman

Doteraman (ドテラマン) is a Japanese anime television series created by Tatsunoko Productions which aired on Nippon TV from October 14, 1986 to February 24, 1987.

Plot
Suzuki is a middle-aged entrepreneur and small-time businessman who yearns to become a wealthy celebrity. One day he happens to discover the entrance to an unknown space. By traveling through it, he reaches a world of goblins and uses a device to make them obey his commands. He uses his newfound minions for his greedy desires and sets his hand to evil things. Meanwhile, Hajime and his girlfriend Mariko come across a strange alien detective who allows them to don the appearance of a goblin. Dressed like the goblins, they transform into Doteraman and Doterapink respectively. With Doteraman's supernatural strength, they challenge the Suzuki and successfully liberate the manipulated goblins.