Tea set made in Korea, 1980s

Tea set made in Korea. In gray earthenware, octagonal shape, with flower and bird decorations. Includes a teapot with bamboo handle and 5 cups. Cups: height and width 7 cm. Teapot: height of the container with lid 13 cm, width 12 cm. The service has been used but remains in good condition. 2 cups have a chip underneath, very little visible and without impact. The inside of the teapot is a little browned by the tea. See photos, additional details on request.