Sake is a unique part of the culture of Japan. When you drink sake from this square cup, masu cup, you have to do a ritual pour that makes sake overflow, which is a sign of plenty and kindness. Usually, a glass is put inside the masu, and sake is poured into it until it spills into the box. In Japanese, “masu” means “good luck” or “prosperity”. Square Sake Cup, measuring 3 inches in length. This unique cup features an elegant design with a red interior and a black exterior. Adorning the exterior is a single Chinese character, delicately crafted in gold. -Made in Japan -Material: Lacquer -Size: 3 inch x 3 inch -Color: Black, Red -Inside red, outside black, with a single Chinese character in gold