Patent ID: 7904724

Claim:
A translation device, comprising: an input unit that inputs image data from a document; a detecting unit that detects a security mark on the document, which indicates that the inputted image is a confidential image, from the inputted image data; a document translating unit that translates the image data composed of a natural language from the document input by the input unit into a target natural language; a security mark translating unit that translates the security mark detected by the detecting unit into the target natural language; an outputting unit that outputs an output image composed of a translated document and a translated image of the security mark overprinted on the translated document at a location selected by a user; a memory that stores a relation between a content of the security mark and an instruction; and a controller that selects the instruction stored in the memory corresponding to the security mark detected by the detecting unit, and performs operations in accordance with the selected instruction.