Abalone diver raped by scaly river monster ( Kappa )

KITAGAWA UTAMARO (1754-1806) Abalone diver raped by scaly river monster (Kappa) Woodblock print, from the set of twelve erotic illustrations Utamakura (Poem of the pillow), published by Tsutaya Juzaburo Horizontal oban: 9 ¾ x 14 5/8 in. (24.8 x 37.1 cm.)