UNSHUDO Collection

23-rod Soroban, Birchwood Beads (341000)

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These beads are made of high quality birch. The flat bars on the back side make the soroban more sturdy. Authentic soroban with pleasant touch at the fingertip for advanced lerners.

Spec : 336x66x19(mm), birch wood beads, in paper box

12,000 JPY

UNSHUDO Collection

The most popular items of our soroban products.
Since the beginners of Soroban to the expert players, we can provide many types of Soroban so long times.

  • Dekapachi Large Beads Soroban Kit (US-11) w/Soroban workbook for beginners


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  • 13-rod Big Soroban for Instructors w/ Yellow Beads (KSS-13)


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  • 23-rod Soroban, Birch Color Beads,made by Polystyrene (34350)


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Shopping Guide

  1. Step1:
    Receiving the stock comfirmation mail
  2. Step2:
    After checking our stock and delivery cost, we will send you the quotation by Paypal payment system.
    We receive your payment by Paypal only.
    • PayPal
    • Master Card
    • VISA
    • JCB
    • Union Pay
  3. Step3:
    The Paypal request you the whole amount of your order.
  4. Step4:
    Once you complete your payment to Paypal, we start our shipping process for your order.
  5. Step5:
    After our delivery has finished, we will send you the copy of delivery label by Email for your reference.


If you have any questions about Soroban-Abacuses or others,
please contact us using the details below:


Phone : +81-6-4790-5560
Fax : +81-6-4790-5561
E-mail : inquiry@unshudo.co.jp

Address: 4F Sakura-craypas Building, 1-6-20, Morinomiya-Chuo, Chuo-ku, Osaka, 540-8508, Japan googlemap)
Business Hours: 9:00am – 5:00pm (JST)
(Monday to Friday. We are closed on National holidays, Summer holidays, and New Yearʼs Holidays in Japan)