We often use The width of the Sashigane (5 bu:分=1.51515cm) .
When marking joinery, 5 bu have a special meaning ,because it use the width of Sashigane to mark parallel 5 bu line.
We are creating online learning materials where you can learn about Japanese carpentry in English through the actual construction of the building!
It will be on sale at the kickstarter price from November 14th to December 6th, 2021, so be sure to check it out!
The width of the Sashigane (5 bu:分=1.51515cm) have a special meaning