To provide a caring behavior estimation system capable of reducing labor of inputting executed caring behavior.SOLUTION: A caring behavior estimation system includes: a voice acquisition device 10 for acquiring voice; a control device 30 (a voice recognition part) for recognizing the acquired voice as character information; the control device 30 (a storage part) for storing a first keyword showing the type of caring behavior; and the control device 30 (an estimation part) for estimating an executed caring behavior by collating the character information recognized by the control device 30 (the voice recognition part) with the first keyword.SELECTED DRAWING: Figure 3
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