Yo-kai Watch centers on a boy who gets a special watch that lets him befriend and help mischievous Yo-kai and later summon them to fight other Yo-kai. Players can overcome challenges and help various characters solve everyday problems with the help of Yo-kai friends. These eccentric Yo-kai resemble anything from inanimate objects to mythical creatures. Yo-Kai Watch 1 Smartphone is a port of the original Nintendo 3DS game for Android and iOS.