A skateboard has a board that is rotatably provided with a front wheel and rear wheel. Disposed on the both sides of the board are speakers. On the front wheel there is provided a steering angle sensor, while on the rear wheel there is provided a rotational speed sensor in order to sense the traveling direction and traveling speed of the skateboard. A control box disposed on the undersurface of the board is equipped with a computer device and tone generator. The computer device controls, in accordance with the traveling direction and speed of the skateboard, the performance tempo of automatic rhythm and automatic performance, the switching between automatic rhythm patterns, and the generation of musical tone signals. The present invention brings more fun to a player without making the player tired by adding variation to music to which the player listens during the ride on the moving apparatus in accordance with the movement of the moving apparatus.