Nanairokan Soroban Abacus 23 Digits 4 Beads Standard Soroban Elementary School Math Study Mental Calculation Brain Training Finger Exercise Main Unit + Dedicated Case Light Purple (Main Unit + Dedicated Case Light Purple) ‐ Mercari: Shop from Japan

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Nanairokan Soroban Abacus 23 Digits 4 Beads Standard Soroban Elementary School Math Study Mental Calculation Brain Training Finger Exercise Main Unit + Dedicated Case Light Purple (Main Unit + Dedicated Case Light Purple) ‐ Mercari: Shop from Japan