Kagami-ita is sometimes distinguished by its position by naming one in the front as 'shomen no kagami-ita' (kagami-ita in the front) and one on the right side face as 'waki no kagami-ita' (kagami-ita on the side).
正面のを「正面の鏡板」と、右側面のを「脇の鏡板」とを区別することがある。