![Japanese Wooden Abacus Soroban Math Calculating Tool Vtg 1/5 Beads 13 Rows ST70 Buddhist Altar [Item] 9 cm x 17](https://cdn.shopify.com/s/files/1/2511/7796/files/Japanese-Wooden-Abacus-Soroban-Math-Calculating-Tool-Vtg-15-Beads-13-Rows-ST70.jpg?v=1744917360)
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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
[Item] 9 cm x 17 cm x 3
Gold and silver pieces on the backside
Kanji on the white big bead: Zenkoji
Japanese Wooden lacquered bento box (food container box) and chopsticks set
Item weight: 580 grams
Japanese Wooden Abacus Soroban Math Calculating Tool Vtg 1/5 Beads 13 Rows ST70 Buddhist Altar [Item] 9 cm x 17Japanese Soroban Abacus Calculator Tool This is a vintage Japanese abacus or soroban. It is a mathematics calculating tool and is considered the first calculator in Japan. The Japanese abacus is different from the parent Chinese version. It has a top section of single beads and a bottom of stacked beads, usually five. At the very center is one unmarked stack used for decimal places for more complicated calculations. Many primary schools all over Japan
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