PROBLEM TO BE SOLVED: To provide a sound image display device, sound image display system, and sound image display method that enable the visual representation of a sound image of a voice that is reproduced with a plurality of channels similar to surround reproduction.SOLUTION: A sound image display device 1 calculates, on the basis of voice data of two channels of a plurality of channels, a ratio of a reversed phase component of a voice between the two channels, and outputs drawing data drawing a curve in which the curvature has been changed according to the ratio of the reversed phase component, the curve in a color corresponding to the ratio of the reversed phase component.
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