This is a collaboration tea set by Mikiko Iyama and Kazumi Tsuji. I purchased it when I was learning Chinese tea at Koman in Kyoto. It's a valuable piece with beautiful crackle and blue-gray glass. An octagonal plate and a lidded teacup Chinese tea set. - Shape: Octagonal plate - Material: Pottery and glass - Use: Chinese tea set - Contents: Tea set (lidded teacup, plate, tea strainer) - Color: White and transparent Thank you for viewing. It will be carefully packed and shipped.