Kirameki (Sparkle) Glass Teacup (250 mL)These dazzling handcrafted kirameki (sparkle) glasses from Niigata by Mr. Tokuma are made by meticulously hammering glass balls into a layer of clear glass at very high heat. The glass balls are arranged in twelve columns of five rows in clear glass with five rows in four columns of coloured glass between for a total of 108 glass balls embedded. This process requires perfect execution. The result is a prism effect that sparkles in light. Dazzling