Abstract: A welding control device includes an actual position determination part configured to determine an actual position of the position control target on the basis of a weld characteristic amount detected from a captured image captured so as to include at least the position control target, the welding characteristic amount including at least one of a wire position of the weld wire or an electrode position of the electrode; a target position determination part configured to determine a target position being a target of the actual position corresponding to a weld condition for welding the weld target; and a position control part configured to execute a position control of the position control target to bring the actual position to the target position.

Abstract: Service recommendation among users can be promoted while refraining from excessive recommendation activity. A server according to an embodiment includes an information storage unit, a screen display control unit controlling displaying screens on a terminal device, and an offering request receiving unit receiving an offering request of recommendation information. The offering request is executed without specifying a recommendation destination user.