Provided are a sign language video presentation device, a sign language video input / output device, and a sign language interpretation system using the sign language video presentation device that allow a user to freely move his / her line of sight and receive an explanation in sign language while visually recognizing the outside world. The sign language video presentation device includes a display device (12) for displaying a sign language video, an anterior eye fixing device (13) for fixing the display device (12) in front of the user's eye, and a sign language being received by the videophone terminal (10). And a videophone connection device (16) for supplying video to the display device 12. The sign language video input / output device further includes a sign language imaging camera (14) for imaging the sign language of the deaf person in the sign language image presenting device, and a waist fixing tool (15) for fixing the sign language image capture camera (14) to the waist of the deaf person. The sign language of the deaf person imaged with the sign language imaging camera (14) is supplied to the videophone terminal (10). The sign language interpreting system (100) provides a sign language interpreting service when a deaf person and a non-deaf person meet using a sign language video input / output device.
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