A recovery schedule storing means (81) stores a recovery schedule for a failure of a cloud service with respect to each computing resource type or each application service. A resource usage profile storing means (82) stores a resource usage profile specifying an application service or a computing resource used when each user uses the cloud service. A recovery time predicting means (83) predicts a service recovery time with respect to each user based on the resource usage profile and the recovery schedule. A recovery time presenting means (84) presents the predicted service recovery time to the user.