Game machine, game control method, and computer program

A computer program for a game machine comprising:

• a lottery mechanism which holds a lottery to select at least one option from a plurality of options by a relative movement between a lottery board having a plurality of lots corresponding respectively to the plurality of options and a lottery object;
• and an effect device which makes predetermined effects to a lottery in the lottery mechanism;
• wherein
• the computer program is constructed so as to the computer set in the game machine to serve as:
• an effect control device which controls the effect device so as to make the effects when a temporal condition which is a lapse of a predetermined time after the lottery is started and a positional condition under which a specific lot corresponding to the specific option among the plurality of options and the lottery object are in a predetermined positional relationship are satisfied.