New Soroban 23-digit wooden one-touch Abacus Banshu craftwork Soroban birch beads for soroban class No discounts. Immediate purchase welcome! With a dedicated hard case Hyogo Prefecture Ono City Traditional craft Banshu Soroban High-grade birch beads How about for a soroban class? If you purchase this soroban, you can aim for a dan rank and won't need to buy another one. There are multiple items available, so please comment if you'd like one. * 2 for 8,500 yen * 3 for 12,000 yen