【High-Quality Material】 A masterpiece from Ryukeikaku, a famous product of Shinshu. A traditional craft item that has been presented to the Crown Prince. 【Unique Design】 Featuring a natural, square shape with a glossy sheen, it's a design that considers artistry. 【Versatile】 A beautiful item that can be used not only as an inkstone but also as a vase or interior decoration. - Material: Black stone - Size: Approximately 20cm x 20cm - Shape: Irregular square Although it is a very old item, it is highly rare and has no noticeable scratches. The box is very old.