Disclosed herein are a method and a printing apparatus implementing the method to minimize cross-process direction non-uniformities of color images in printed documents. The apparatus has a housing in the form of a toy, and has a tape coil positioned within the housing. When the processing target data corresponding to the processing request is processed in accordance with the processing request, the request accepting server executes a process according to the processing request by using a handle regarding the processing target data. For reverse arthroplasty, the method includes attaching the adapter to the glenoid and the cup to the stem.