Momoa has several tattoos. The most prominent is the tribal half-sleeve featuring nine rows of black triangles encircling his left forearm. Momoa has explained that the tattoo is of his aumakua, his Hawaiian family's crest, the manō, or shark. The triangles represent shark teeth. He said, "It's supposed to take the darkness out of your heart and bring the light in, but we're still working on that.