STORAGE MEDIUM, INFORMATION PROCESSING APPARATUS, AND LINE-OF-SIGHT INFORMATION PROCESSING METHOD

A non-transitory computer-readable storage medium storing a program that causes a computer to execute a process, the process includes calculating second information indicating a line of sight of the second user in the call performing period based on second user images displayed on the first display; estimating a display region of the first user images in a screen of a second display in the second display that displays the content and the first user images, based on a difference between the line of sight of the second user in the first period and the line of sight of the second user in the second period indicated in the second information; and estimating whether the second user looks at the first user images displayed on the second display in the call performing period based on the estimated display region of the first user images and the second information.