New Soroban 23-digit Wooden One-touch Abacus Banshu Craftsmanship Soroban Kaba Beads Soroban Classroom No discounts. Instant purchase welcome. Comes with a dedicated hard case. Hyogo Prefecture, Ono City Traditional Craft Banshu Soroban High-grade Kaba Beads Perfect for soroban classrooms! If you purchase this soroban, you can aim for a dan rank and won't need to buy another one. Multiple available, so please comment if you want more than one. * 2 for 8,500 yen * 3 for 12,000 yen