To provide a corner guard member which is embedded at a corner portion of a concrete column etc., wherein the corner guard member does not form a gap between a form inside and the corner guard member itself, to thereby make a surface of the corner guard member flush with a surface of the concrete column etc.

According to the structure of the corner guard member which is embedded at the corner portion of the concrete column etc., an angle which two pieces of the angle-shaped corner guard member form with each other, is set in a range of 9095. Further the corner guard member has a plurality of bolt holes bored in an intersection area of the two pieces at longitudinal intervals, and nuts mounted on the inside of the intersection area so as to match with the respective bolt holes.