To provide a method for skipping troublesome steps and simply preparing multiple weave organizational chart data, to provide a multiple weave organizational chart obtained by printing data prepared by the above method and multiple cloth woven based on the data.

The method for preparing multiple weave organizational chart data comprises a first conversion means for multiplying bit map image data A exhibiting a shape of multiple cloth by 2n times (n means a natural number excluding 0) in the horizontal direction and the vertical direction to provide bit map image data B and a second conversion means for applying a weave structure including the multiple weave structure to the bit map image data B.