Work machine

A work machine comprising:

• a work device attached to a work machine main body;
• a posture sensor that detects posture of the work device;
• a display device capable of displaying work support information provided to an operator in such a manner as to overlap the work support information with an actual image of the work device;
• and
• a display controller that decides a display position on the display device regarding a display image that shows the work support information and displays the display image at the display position, wherein
• the display controller is configured to
• estimate a line-of-sight direction of the operator on a basis of the posture of the work device detected by the posture sensor,
• set a plurality of display regions on a screen of the display device with use of the estimated line-of-sight direction of the operator as a basis, and calculate the display position of the display image in such a manner that the display position is located in a display region corresponding to a kind of the display image in the plurality of display regions, and
• when positions of the plurality of display regions on the screen of the display device change due to change of the line-of-sight direction of the operator, hold the display position of the display image if the display image is located in the display region corresponding to the kind of the display image also after the change and calculate a new display position of the display image in such a manner that the new display position falls within the display region corresponding to the kind of the display image if the display image gets out of the display region corresponding to the kind of the display image after the change.