|This article is about a/an monster in Battle Fever J.|
The Kuchisake Monster (口裂け怪人, Kuchisake Kaijin) is the twenty-seventh of Egos' Monsters. She had a human disguise, could jump high, use sharp jaws, and could teleport. Mouthcut Robot had these abilities save for the human disguise and was equipped with a large knife that could cause explosions on contact.
- Kuchisake Monster were designed by character designer Ryuu Noguchi.