To provide a badge for checking a traveler designed to allow effective utilization after travel.

The badge 1 is formed by integrally molding a badge body 2 made of plastics, cardboard, wood, etc., with patch bodies 3 and 4 of an approximate arrowmark shape by coating, printing, kneading, etc., of a light accumulating agent. The badge is constituted by providing the outer peripheries of the patch bodies 3 and 4 with separating parts 5 consisting of grooves, blanking, etc., for folding and disconnecting the patch bodies 3 and 4 by removing the front part of the badge body 2 to a triangular shape at three points in order to form the approximate arrowmark shape.