A guidance support method is disclosed. Target information is detected in space information stored in a storage device. A device position of a display device is measured in a space defined in the space information and a target position of a target defined in the target information. An icon position of an icon to display is determined at the display device and a movement of the icon based on the device position and the target position, which are measured. The icon moving as determined at the icon position displayed is displayed at the display device as determined. The icon position and the movement of the icon displayed at the display device is changed depending on a change of the device position.