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Kamedake Abacus Corp.

The Heritage of Craftsmanship

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This is it! Kamedake's Risou-gata Soroban has the traditional shape of Soroban.

The word "risou" means "ideal". The word "gata" means "model".
Risou-gata describes a model which has an Ideal Shape of Soroban.
When you hold Soroban's frame, you will find that how you can hold it so easily.
You can concentrate on fingering and calculation..

Kamedake Risou-gata Soroban

【Product Description】

  • ・The upper and lower frame have a smooth concave form, so that you can hold the Soroban easily and naturally. Even a child can easily hold a Risou-gata Soroban in his / her hand.
  • ・There are flat bars on the rear side, which hold the cross bar immobile. This is one of the ways to make the Soroban robust.
  • ・All four corners are nicely rounded, so it is smooth to feel, beautiful to see, and even sturdier.

Regarding other features, please take a look at this.

23 digits

3460

Item # Price Beads Material Dimensions Remarks
3440 ¥4,000

Schmidt's Birch

Laminated Material

332×64.5×18.5

       
3460 ¥6,000
3480 ¥8,000
34100 ¥10,000 African Ebony
34120 ¥12,000
34150 ¥15,000
34200 ¥20,000
34300 ¥30,000
34500 ¥50,000

27 digits
1450

Item # Price Beads Material Dimensions Remarks
1450 ¥5,000

Schmidt's Birch

Laminated Material

386×64.5×18.5

       
1460 ¥6,000
1480 ¥8,000
14100 ¥11,000 African Ebony
14120 ¥12,000
14150 ¥15,000
14200 ¥20,000
14300 ¥30,000
14500 ¥50,000
※in Risou-gata Series, 25 digits, 21 digits are also available.
※If you prefer other types of bead rather than Betula schmidtii, please contact to us.

Push the button, Reset it All! Kamedake's One-Touch Series.

Kamedake Magnetic Soroban

【Product Description】

  • ・This Soroban equips a Magnetic Reset Equipment.
  • ・All you have to do is to push the button, then all the beads will be cleared.
  • ・Magnetic Soroban uses permanent magnet. There are no tiny screws or spring, so it's very robust compared to those uses small parts one.
  • ・This Soroban is highly recommended to those who need rapid calculation or who will take part in competitions.

Regarding the difference between Magnetic Soroban to
Sorotop Soroban, please take a look at this.

23 digits

M60

Item # Price Beads Material Dimensions Remarks
M65 ¥6,500

Schmidt's Birch

Laminated Material

331×65.5×19 within Paper case
M75 ¥7,500 within Exclusive Leather Case
M110 ¥11,000
M130 ¥13,000 African Ebony
M180 ¥18,000
M200 ¥20,000
M300 ¥30,000
M500 ¥50,000 within High Grade Cloth Case
※ The item M130 and higher have a gold color button.

Sorotop Soroban

【Product Description】

  • ・Sorotop Soroban uses Spring-operated Reset System.
  • ・With Reset Equipment, you can clear beads just one touch, no need to slide your finger.
  • ・This is suit for rapid calculation, competitions, certification tests.

Regarding the difference between Sorotop Soroban to
Magnetic Soroban, please take a look at this.

23 digits

S80

Item # Price Beads Material Dimensions Remarks
S85 ¥8,500

Schmidt's Birch

Laminated Material

331×65.5×19 within Exclusive Leather Case
S110 ¥11,000
S130 ¥13,000 African Ebony

23 digits

ST80

Item # Price Beads Material Dimensions Remarks
ST300 ¥30,000

Japanese Boxwood

  African Ebony 331×65.5×19  within Exclusive Leather Case
ST500 ¥50,000 within High Grade Cloth Case

Soroban to Go! Put your soroban in your pocket. Kamedake's Portable Soroban.

Kamedake Portable Soroban

13 digits

6430

Item # Price Beads Material Dimensions Remarks
6435 ¥3,500

Schmidt's Birch

Laminated Material

197×62×18.5 within Paper case
6450 ¥5,000
6470 ¥7,000 African Ebony

15 digits

5430

Item # Price Beads Material Dimensions Remarks
5435 ¥3,500

Schmidt's Birch

Laminated Material

224×63×18.5 within Paper case
5450 ¥5,000
5470 ¥7,000 African Ebony

17 digits

1720

Item # Price Beads Material Dimensions Remarks
1740 ¥4,000

Schmidt's Birch

Laminated Material

250×62×18.5 within Paper case
1750 ¥5,000
1770 ¥7,000 African Ebony

Abacus with Big Beads and Backboard. This is called "Ton-ya" Soroban, which once had used to be used in stores. Enjoy the sound of the beads.

Ton-ya Soroban


Item # Price Specifications 

Dimensions

480 ¥8,000

15 digits 4 beads / Schmidt's Birch beads / Wooden Frame

334×100×36
560 ¥6,000 15 digits 5 beads / Plastic beads / Wooden Frame 328×106×34 

Carrying Case for Abacus. Protecting your soroban from shock, scratch or other hazards.

Carrying Case for Abacus

501_23_B.png
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Item # Price Specification Dimensions
501.23.B ¥500

for 23 digits, Blue Plaid color, Center Zipper

370×82×18
501.23.R for 23 digits, Red Plaid color, Center Zipper
501.27.B for 27 digits, Blue Plaid color, Center Zipper 418×82×18
501.27.R for 27 digits, Red Plaid color, Center Zipper

It is highly recommended to use the exclusive Leather Case for One-Touch Soroban.

Leather Case for One-Touch Soroban

1000

Item # Price Specification Dimensions
1000 ¥1,000

for 23 digits, Plastic Leather, Brown

350×85×24