Vtg KOTOBUKI double walled Japanese Teacups

Set of 2 vintage double-walled KOTOBUKI teacups in green crackle glaze, gold around top and a gold stylized horse. The inner cup is surrounded by the decorative outer wall which also has 9 heart-shaped cutouts around the lower portion. Excellent used condition. KOTOBUKI San Francisco label and chop mark on bottom of each.