This is an octagonal plate by the artist Naosumi Tanaka. Size: 26.5 cm diameter Height: Approximately 3 cm As this is a handmade piece, there may be individual differences in color, shape, and glaze application. We appreciate your understanding of these characteristics as part of the artist's work. Please purchase only if you understand that this is a handmade piece by the artist and a pre-owned item (used).