Edo-Period Area Conversion to Square Meters
Converts Edo-period area measurements to square meters.
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Assuming 1 chō = 9917 square meters, the calculation was performed using the following equivalences: 1 chō = 10 tan = 100 se = 3000 tsubo.
The measuring rod used to measure area was called a “ken-sao,” but while it was 6 shaku and 3 sun during the Taiko Land Survey, it appears that some domains in the Edo period used shorter versions. This was reportedly a desperate measure taken to increase tax revenue.
The measuring rod used to measure area was called a “ken-sao,” but while it was 6 shaku and 3 sun during the Taiko Land Survey, it appears that some domains in the Edo period used shorter versions. This was reportedly a desperate measure taken to increase tax revenue.
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