| 摘要 |
A board has a first face and a second face opposite to the first face. A movable member is provided on the first face so as to be movable in a first direction. An operating stick is coupled to the movable member, thereby being movable in the first direction from a neutral position thereof. A first magnetic member is provided on the operating stick so as to oppose the first face. A second magnetic member is fixed on the second face so as to oppose the neutral position. The first magnetic member and the second magnetic member are configured to be attractive to each other.
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