Families who notice that their food stocks are shrinking at an alarming rate, while the women in their houses hardly eat a bite, may be the victims of a futakuchi onna. Futakuchi onna appear as regular women until their terrible secret is revealed: in the back of their skulls—buried beneath long, thick hair—is a second mouth, full of teeth and with large, fat lips. This second mouth is ravenous, and uses long strands of its hair-like tentacles to gorge itself on any food it can find.