Shunga (春画) means "spring images," with "spring" being a common metaphor for the sexual act. It is a very popular subgenre of Japanese visual production belonging to the genre Ukiyo-E (浮世絵) or "prints of the floating world", made in Japan between the 17th and 20th centuries.
The shunga has sex as its main theme. Erotic scenes, explicit sex and all kinds of obscene caricatures are represented. One of the most striking characteristics of these engravings is the enormous size of the genitals.
In the world of tattooing, both the client and the tattoo artist have to evaluate well the choice of making a drawing with an erotic or pornographic theme.
In the Irezumimost commonly, when the client opts for a style image, the most common is that, when the client opts for a style image shungaThe tattoo artist usually recommends tattooing it in small size and in hidden parts of the body.