Arita-yaki, Ogasawara Touemon kiln. This is a set of 5 square plates. Blue flowers are painted on a white background. They were stored in my parents' china cabinet. Their usage is unknown. Width: Approximately 11.8 cm Height: Approximately 2.3 cm Photo 9: There is a scuff on the right edge due to aging. These are used items. Please consider this before purchasing. There is no box. They will be carefully packaged and shipped. Thank you for looking.