This prevents the
system from inferring that the setting has been changed. [Solution] The
performance control means executes a first performance related to a specific benefit when a specific benefit is granted, does not execute the first performance when a specific benefit is not granted in response to being operated in a second
operation mode, does not execute the first performance when the stop switch is operated in a second
operation mode in a non-advantageous section and a specific benefit is granted in the next game, does not execute the first performance, may execute a second performance when the stop switch is operated in a second
operation mode in a non-advantageous section, may execute a second performance when the stop switch is operated in a second operation mode in an
advantage section, and performs performances through multiple
layers including a first layer and a second layer different from the first layer, the first performance and the second performance are different performances and are executed on
layers different from the first performance and the second performance.