"Kizeto ware Hexagon shape sake cup" crafted in the Momoyama period has a feature of green copper sulfate glaze, shining as jade at the bottom of the cup.
"Kinuta Celadon Lotus petals shaped Double fish plate" comes from the Southern Sung Dynasty in China.
Kinuta Celadon was created at Longquan ware, and is celebrated as the top quality Celadon. Double fish was found as a lucky omen from ancient times, which brings abundance.