A device linkage control system is provided that includes a life data recording apparatus for accumulating usage information on the use of devices by a user, as life data, and a life pattern extraction apparatus including an episode creation unit that takes, as element data, details related to an identified episode from among life data and creates episode data which is a combination of the element data. Moreover, the system includes an episode analysis unit that analyzes relationships between the element data included in the episode data, and a life pattern interpretation unit that identifies, from the relationships between the element data, the life pattern which is characteristic of the user, and records this pattern, as life pattern information, and a control apparatus for linkage controlling of the devices by using the life pattern information of the user stored in the life pattern storage unit.