Japanese Wooden Abacus Soroban Math Calculating Tool Vtg 1/4 Beads 27 Rows ST72 lidded bucket The stamp features a full-bloom

The stamp features a full-bloom plum blossom with two small buds

1 cm tall (including lid)

Design: The outside seems to be lined with sticks

The front contains a gold-painted border along with bronze metal embellishments

your life will be ruined

Japanese Wooden Abacus Soroban Math Calculating Tool Vtg 1/4 Beads 27 Rows ST72 lidded bucket The stamp features a full-bloomJapanese 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