Height 8.8cm, Bowl diameter 11.4cm x 17.9cm, Stand diameter 6.6cm
 This is a Kutsu-shape tea bowl with a rounded body, and the inside of the base is carved on all four sides. The inside and outside of the bowl is glazed with a design of “Amiboshi”, but the inside of the bowl is reddish and the outside of the bowl is bluish. This type of kotadai is rare in Karatsu.