To provide a personal information disclosure control method and the like with which desired services can be received by disclosing minimum necessary personal information. An information disclosure control system includes: a detail level converting section which acquires personal information, and generates disclosure personal information whose detail level is below a detail level of the acquired personal information; and an information disclosure control section which transmits a service request including the disclosure personal information, receives a service result from the service providing device in response to the service request, judges whether or not the service result satisfies a service result satisfaction condition, controls the detail level converting section to regenerate disclosure personal information of a higher detail level than the detail level of the disclosure personal information transmitted when acquiring the service result if judging that the condition is not satisfied, and transits the regenerated disclosure personal information to the service providing device.