The series takes place in a world where yokai, supernatural creatures from Japanese folklore, threaten humanity's existence. The Ninninger team must band together to defeat these yokai and protect the world.
: Three generations of the Igasaki family must fight the Kibaoni Army. The five cousins (and later a sixth member) compete to inherit the title of "Last Ninja" from their grandfather. Why Fans Watch It super sentai ninninger kissasian