Karate Joe is characterized by his pale white skin, big nose, and balding head. He wears a karate suit that matches the color of his skin. He is barefoot. He is often described as very expressive and fearless. Karate Joe has dreamed of being a soccer player even since he was a child, but his Father wanted him to master karate instead, and told him that he can't leave his house until he masters it. Even as an adult, Karate Joe still lives in the basement.