An image capturing method and an image capturing device using the same are provided. The image capturing method includes the following steps. Firstly, the image capturing device receives a paper sheet having a plurality of regions. Then, the image capturing device provides a user interface. Then, in response to an operation of a user to the user interface, an arrangement regulation of the regions is set. Then, the image capturing device captures a plurality of region images of the regions of the paper sheet. Then, the image capturing device arranges the region images according to the arrangement regulation.