Mister Donut and Oyoneko Bu-nyaan mug set. The Oyoneko Bu-nyaan mug is ceramic, so it has crazing. Quoting another person's description: Made in Toki City, Gifu Prefecture by a ceramic manufacturer, it's Mino ware. The "Ame-yu" glaze has a chic brown color that suits both Japanese and Western styles. It has crazing. Crazing is a crack pattern in the glaze that occurs during cooling after firing due to the difference in shrinkage between the glaze and the clay body, and it is different from cracks that lead to breakage. Size: Diameter approx. 10cm Height approx. 8cm Shipping via Yu-Packet Plus. It will be packed simply as the thickness is at the limit. Showa Retro Anime Item/Type...Mug