Tattoos are a mark made by inserting pigment into the skin. In technical terms, rajah is micro-pigment implantation. Tattoos can be made on human or animal skin. Tattoos on humans are a form of body modification, while tattoos on animals are commonly used as identification.
Tattooing is a practice that is found almost everywhere with the function in accordance with local custom. Tattoos are often used by first among isolated tribes in an area in the world as the tagging region, degrees, rank, and even indicates a person's health. Tattooing is used widely by man in Polynesia, the Philippines, Borneo, Africa, North America, South America, Mesoamerica, Europe, Japan, Cambodia, and China. Although in some circles is considered taboo tattoos, tattoo art remains a popular thing in the world.