| 摘要 |
A three-dimensional information visualizer for displaying a logical three-dimensional space on a display device for two-dimensional images, in which a user can by virtual reality move in the logical three-dimensional space and read information displayed on the logical three-dimensional space, includes a registration instruction input receiving part for receiving from a user an input for instructing to register a bookmark, a storage device for storing one or a plurality of sets of information indicating a position of the user in the logical three-dimensional space and information indicating a sight line orientation of the user in the logical three-dimensional space as bookmark information, an information acquiring part for acquiring the bookmark information at a time when the registration instruction input receiving part receives an input, and a registering part for registering information acquired by the information acquiring part in the storage device.
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