Acting
Warriors were chosen to battle the Dark Science Empire Death Dark. They fight using Future Science and their weapons are inspired by gymnastics apparatus.
Five descendants of the people showered with Bio Particles by Bio Robots five centuries in the past have become Biomen. They transform with the Bio Brace and fight using their Super Electronic Brains on their masks. Their Bioswords are equipped with sword and gun modes.
Robomaru causes chaos by bringing yokai to live in Karinto New Town.