Japanese Wooden Abacus Soroban Math Calculating Tool Vtg 1/4 Beads 23 Rows ST75 tengu Kanji meaning: name of Buddhist

Kanji meaning: name of Buddhist image Fudo-son

hook on the back of the water bottle

25 cm long

Condition: Good condition

one of 7 lucky gods

Japanese Wooden Abacus Soroban Math Calculating Tool Vtg 1/4 Beads 23 Rows ST75 tengu Kanji meaning: name of BuddhistJapanese 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