Abacus, Vintage, 5-rod lower section

This is a lower five-bead abacus, a type used around the mid-Showa period.

■ Product Details
?Type: 1 bead on top, 5 beads on bottom (old style)
?Number of digits: 13
?Size: Approx. 15cm
?Beads: Wooden (brown)
?Manufacturer: Unknown (no markings)

■ Condition
There are signs of use and age-related dirt,
but the beads move without issue.
Please check the photos for details.

■ Notes
This is not the currently common lower four-bead type,
but a rare lower five-bead type used until the mid-Showa period.
It can also be used for collection or display.

■ Shipping
We will carefully pack and ship via RakuRaku Mercari Bin (Nekoposu or Takkyubin Compact).