Air floating video information display system

An air floating video information display system forming an air floating video in air, comprising:

• a video display apparatus configured to display at least a video of one object;
• a retroreflector configured to form the air floating video in air by retroreflecting video light emitted from the video display apparatus;
• a sensing system configured to include a sensor for detecting a user's operation on the air floating video;
• a housing configured to include the video display apparatus and the retroreflector;
• and
• a controller configured to execute a predetermined processing based on the detected operation,
• wherein a state of contact of a hand finger or belongings of the user with a plane of the air floating video in the operation is detected by the sensing system, and
• a line is drawn as the air floating video at a position of the contact on the plane of the air floating video.