Authentic Meiji period original, c.1900, Japanese shunga erotic art woodblock print crepe picture by Tomioka EISEN (1864-1905).  Shunga picture measures 13.5 cm x 18.5 cm.  Very good colors and impressions.  Condition is decent with some wear and soiling.  No backing.  Please see and judge from photos.
 
Humorous Japanese shunga scene of a novice male lost in wonder at what lies under the robes of his female partner.