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Ships within 48 hours · Estimated delivery Aug 3 - Aug 8
Item weight: 887 grams
The shape of each plate is different because they are hand-carved from wood
5 cm wide × 7 cm long (pendant only approx
Kanji says: Nanki Katsuura onsen
83 cm wide x 52 cm long
Japanese Wooden Abacus Soroban Math Calculating Tool Vtg 1/4 Beads 23 Rows ST73 Arare Pattern Item weight: 887 gramsJapanese 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 center is one unmarked stack used for decimal places for more complicated calculations. Many primary schools all over Japan
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