The spiral pattern, known as "shima", is created by making cuts on the surface of this kyusu. Since they are all made by hand, each one is truly a unique, one-of-a-kind kyusu. Dimensions: 8 oz (237 ml)/6.0" D (including a handle) X 4.0" H Pottery: Tokoname, one of the Six Old Kilns of Japan, has been a pottery center since the 12th century and is especially famous for its unglazed pottery.