Soroban (abacus) from Kamesho, an established abacus manufacturer founded in 1922. Other abacuses are listed below. ① ◆ Specifications Kamedake Ideal Model No. 1412 27 digits, 4 beads Patent No. 886869 ◆ Maker's Mark: Kameho no Saku ◆ Size Width: 38.7cm Length: 6.1cm Height: 1.4cm ◆ Condition There are inconspicuous scratches from use. The beads move smoothly. ② ◆ Specifications Practical Model 27 digits, 4 beads Design Registration No. 15107 ◆ Size Width: 38.4cm Length: 6.2cm Height: 1.4cm ◆ Condition There are inconspicuous scratches from use. The beads move smoothly. Please consider purchasing with the understanding that these items are from a private collection. Please read the profile before purchasing.