Kozan Kiln Free Cup Set of 4 Diameter (top): Approximately 7.8 cm Height: 9.0 cm Thank you for viewing. This is a set of 4 free cups from Kozan Kiln, a brand of Maehata Toki, a ceramic manufacturer located in Tajimi, Gifu Prefecture, a production area for Mino ware. These cups feature four different calming cherry blossom patterns and can be used in various situations. Unknown number of uses, no chips or scratches.