Authentic Edo period original, c.1845, Japanese erotic art surimono (privately commissioned, high-quality print) shunga woodblock print picture by an artist of the UTAGAWA School.  Shunga picture measures 8.5 cm x 11.5 cm.  Very good colors, impressions, and embossing.  Decent condition with some wear and two album holes to the right of the picture.  Album backing.  Please see and judge from photos.
 
A colorful original surimono shunga woodblock print picture of a male lifting and holding the legs up of his female lover in order to penetrate her more deeply.  She clearly displays her arousal by biting down on her garments as he does so.