| 摘要 |
An image formation apparatus includes a visible image data generation section that acquires content data of a print object and generates image data of a visible image containing the content, an invisible image data generation section that generates image data of a code image describing predetermined code information, the code image being an invisible image that can be hardly recognized by eyes of a human being, and a print image data generation section that generates print image data by superposing the invisible image data onto the visible image data, a part of the invisible image data being changed to be printed as a visible image.
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