The golf equipment fitting system (2) includes a swing data acquisition unit (21) for acquiring swing data from a sensor (11) attached to the golf club (1), and swing data acquired by the swing data acquisition unit (21). The swing data storage unit (22) for storing the swing data, the data classification unit (23) for classifying the swing data stored in the swing data storage unit (22), and the swing data classified by the data classification unit (23) And a data predicting unit (24) that predicts swing data of a spec that is not measured by the sensor (11).
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