The device rotary a protruding guide display device relates to search, showing the stress of the left side wall projecting from a horizontal state who builds a rotation guide advertisement information to real estate advertisement information as well as a high-refractive-pass road in the engine like real estate advertisement business telephone can be trusted third party customer for various effort or the like forced liable can reduce customer telephone corresponding to a predetermined tool such as real estate as well as easily can be a major improvement, in particular, large dished antennae and a compression spring is inserted into said guide into the interior of the rotating body can be reduced number inferred as well as rainwater, dust, the top surface of the contact surface of said guide section rotating the rotating body due to the particles by preventing failure of the ground is generated hereinafter for prevent the effect described.