Unused item from storage Sumikaku Tray 30cm x 30cm x 2.5cm The price of a Sumikaku tray of this size is approximately 20,000 yen. Kurume Rantai Shikki, a type of Rantai lacquerware meaning "basket-shaped," is made by weaving thin bamboo strips into bamboo crafts and repeatedly applying and polishing layers of lacquer. It is resistant to acids and alkalis, lightweight and durable, and the more you use it, the more it gains a refined taste, allowing you to enjoy its changes over many years.