This Antique Chinese Abacus Wood Bead Calculator features 11 rows with 66 beads, making it a traditional and reliable tool for calculations. The abacus is crafted in Japan, showcasing the Japanese culture and craftsmanship. With its classic design and functionality, this abacus is a unique and authentic piece that would make a great addition to any collection or as a functional decor item for those interested in Japanese culture and vintage items.