| 摘要 |
PROBLEM TO BE SOLVED: To solve a problem of a conventional game board which lacks entertainment because the ball-moving surface of the conventional game board is flat and, therefore, the movement and flow of game balls lacks unexpectedness. SOLUTION: The board surface on which game parts are fixed and game balls move has a flat board surface area 10 and a protruding board surface areas 2A, 2B and 2C, which are protruding toward the ball movement surface of a ball 20. The board surface is constituted on the surface side of a decorative sheet 4 fixed on the base board 3 of a game board. Each of the protruding board surface areas is formed by protruding the surface side of the decorative sheet 4 using a protrusion former 5 fixed inside of the decorative sheet 4.
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