This is the method of tying the string that hangs from the box that contains the matcha tea bowl and the artist’s work in the tea ceremony.
There are different ways of hanging strings on wooden boxes, but this image shows the way we do it here.
In addition, this explanation shows how to untie the string after it has been tied through the wooden box.
This image is for those who have untied the string but do not know how to tie it again.