A celadon koro of unusual six sided lozenge-shaped casket with a black lacquered wooden lid covered in applied gold much worn enclosed in a period wooden box titled (Tenryuji Jidai Gi Koro). It is 9.5 x 13.5 x 15.5 cm (roughly 4 x 5-1/2 x 6 inches).There are chips to the rim, and a firing crack inside the basin which would have been filled with ash.Most likely Chinese in origin, the Japanese government of the Muromachi period contracted mass import of celadon ware from Seikosho in China. These wares collectively came to be known as Tenryu-seiji.
