To provide a digital picture book system which permits exchange of image/voice data with the other user who is reading the same picture book in real time, while selecting a folktale or fairy tale from among many languages and reading a moving video simply, at a low cost.

In a digital picture book system comprising a center server who distributes digital picture book content to a plurality of user terminals, the user terminal is provided with a player for a moving video created, by moving video software of vector data system to exchange data related to the digital picture book which is being read via an SNS (sequence number selection), while the center server is provided with a digital picture book content creating unit; a picture book content language change unit for changing languages; a language selecting and processing unit; a picture book selecting and processing unit; a content distributing unit; an FCS (fast cell selection) management unit for effecting monitor support of real-time data exchange between users and an SNS management unit which manages home pages (portal sites) by monitoring and supporting the activity of the user SNS.