This is a lidded Arita ware lidded container called "Umezukushi," decorated with a pattern of blue and white plum blossoms. "Odagama" is written on the back. It is a Japanese tableware used for serving dishes such as donburi (oyakodon, katsudon, unadon, etc.), simmered dishes, steamed dishes, and dressed dishes. Arita ware (Imari ware) is porcelain fired mainly in Arita Town, Saga Prefecture, the birthplace of Japanese porcelain. Diameter of opening: approx. 15.5 cm Height (without lid): approx. 8 cm Lid diameter: approx. 15.5 cm Height: approx. 4 cm Thank you for looking.