Chawan or tea bowl of grey stoneware with a cream slip, decorated in coloured enamels and gold with a group of figures including Laozi: Japan, Kyoto, c. 1800

Chawan or tea bowl of dark grey pottery, rudely scored in and out with flowers and sprays: Japan, 16th century

Teabowl, or chawan, of buff stoneware with a crackled greenish grey glaze, showing four figures in a landscape and with itokiri mark on the base: Japan, mid 19th century

Teabowl, or chawan, of buff stoneware with a pinkish buff glaze, circular with an everted rim and a low foot, and an unglazed base: Japan, 19th century

Teabowl (chawan) of Raku earthenware with lustrous dark brown lead glaze with orange patches, with a rough circular shape: Japan, possibly Kyoto, late 19th century