[Problem] To support sales activities more effectively. The sales activity support system of the present invention uses training data, which is a set of data in which success or failure of a predetermined purpose in sales activity of a user and a plurality of variables that can be correlated with success or failure of the purpose Based on the predicted model for predicting the success or failure and / or the success probability of the target with respect to the combination of variables for which the success or failure of the target is unknown, and the information on the candidate for the business partner The prediction unit 501 is configured to predict at least one of the success and failure of the object and the success probability in the candidate. [Selected figure] Figure 24
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