in Japanese lacquerwork, form of maki-e (q.v.) that is frequently employed for the background of a pattern. Gold or silver flakes called nashiji-ko ... [2 related articles] Found on http://www.britannica.com/eb/a-z/n/9
Japanese lacquer technique developed in the early 19thC. Flecks of gold, silver, copper or metal alloys were evenly sprinkled between layers of clear or coloured lacquer, creating a speckled appearance similar to that of aventurine glass. (Nashiji is Japanese for 'pear-skin ground'.) Found on http://www.encyclo.co.uk/visitor-contributions.php