Socket Removal Note

Turn the socket while pushing the protrusion of the ring through the hole of the socket with a tape-wrapped screwdriver.
Push the socket forward.

Fig 1: Removing Socket Using Screwdriver
Courtesy of MAZDA MOTORS CORP.
Return the socket clockwise to original angle position as shown to pull it out forward.

Fig 2: Returning Socket Clockwise To Original Angle Position
Courtesy of MAZDA MOTORS CORP.