This is Seto ware, featuring soft curves and a thin knife-carved design, with a dyed-on Chinese poem celebrating longevity. It was a gift and has been stored at home in its original wooden box, unused. (The wooden box has tape marks as shown in the images.) Approximately 19cm wide and 19cm long. Thank you for looking. Type...Ceramic Type...Plate Type...Medium Plate Type...Seto Sometsuke-yaki (Seto Blue and White)