This is a Sometsuke (blue and white) Abalone-shaped, irregularly shaped plate depicting a seascape. I believe it is Hirado-yaki (Mikawachi-yaki). Details are unknown, so if anyone knows more, please let me know. Size: Approximately 16.5cm x 11.2cm in diameter Approximately 3.8cm in height (Please allow for some margin of error) No box. Please be aware of age-related deterioration such as manufacturing spots, pinholes, burn marks, color fading, kiln marks, small scratches, color unevenness, and scratches/stains. This item has been stored at home for a long time. Please refrain from purchasing if you are sensitive to the condition. No discounts, please. Search terms: Ko-Imari Imari Arita-yaki Hasami Irregular plate