The size of Cup: 3 7/8" Dia x 2 1/2" High. Beautiful quality Japanese Tenpo Ko Imari Sometsuke Bowl or Cup. The bowl is made with fine quality porcelain and finely(thinly) made with good glazing. It has three Marumon design with long life in the center. There are three kanji letter in the rectangular by Shiranuki finish. Same shiranuki finish is used on the design of inside rim area and outside rim area. It has unuusal and fine work of design around foot rim area. The condition of cup is excellent, no chip, no crack and no hairline. On iron spot inside cup the size of 2-3mm dia and a couple frits on the side. Dating from Tenpo period, Late Edo, 1830-1840. This is very last piece we have.