Authentic Edo period original, c.1840, Japanese erotic art surimono (privately commissioned, high-quality print) shunga woodblock print picture by an artist of the UTAGAWA School.  Shunga picture measures 9.3 cm x 12.9 cm.  Very good colors, impressions, and embossing.  Good condition with some mild wear.  Album backing.  Please see and judge from photos.
 
Another Chinese-themed shunga piece, this time featuring an Asian beauty sporting a red headdress during coitus.