Authentic Edo period original, c.1827, Japanese shunga erotic art woodblock by Kunisada Utagawa (1786-1865).  From the shunga series, Kamigata koi shugyo.  Shunga picture measures 15 cm x 22.7 cm.  Very good colors and impressions.  Condition is decent with some wear, soiling, stains at top.  No backing.  Please see and judge from photos.