Gaming machine determining the content of bonus game by roulette

1. A gaming machine comprising:

a symbol display device which rearranges a plurality of symbols in a base game;

a roulette device comprising a plurality of classification symbols including classification symbols corresponding to at least a first bonus game type, a second bonus game type, and a third bonus game type, each of the classification symbols corresponding to an area of the roulette device, wherein a classification symbol is selected out of the plurality of classification symbols by indicating the area corresponding to the selected classification symbol;

a storage unit for storing a number of free games and a scaling factor; and,

a controller which is programmed to execute the following processes of:

(a1) executing the base game in which the symbols are rearranged on the symbol display device and a base payout is awarded in accordance with the rearranged symbols;

(a2) when the symbols are rearranged in the base game so that a predetermined condition is satisfied, causing the roulette device to select one classification symbol out of the plurality of classification symbols by indicating the area corresponding to the selected classification symbol;

(a3) when one classification symbol is selected out of the classification symbols, determining whether the selected classification symbol corresponds to the first bonus game type;

(a4) when it is determined that the selected classification symbol does not correspond to the first type bonus game type in (a3), storing a predetermined number of free games and a predetermined scaling factor in the storage unit,

(a5) when it is determined that the selected classification symbol corresponds to the first bonus game type in (a3), displaying a plurality of player selectable objects having numerical values associated therewith, determining a number of free games and a payout scaling factor based on at least one of the player selectable objects selected, and storing the determined number of free games and the determined scaling factor in the storage unit,

(a6) after executing at least one of the processings (a4) and (a5), executing a bonus game type based on the classification symbol selected, wherein if the bonus game type corresponding to the classification symbol selected is one of the first bonus game type, the second bonus game type, and the third bonus game type, executing free games based on the number of free games stored in the storage unit, and awarding a payout based on a result of at least one of the free games and the payout scaling factor stored in the storage unit, and

(a7) increasing the number of free games stored in the storage unit based on a result of at least one of the free games executed in the processing (a6) if the bonus game type corresponding to the classification symbol selected is the third bonus game type,

wherein, if the bonus game type corresponding to the second bonus game type is selected, the number of free games stored in the storage unit is not increased based on a result of at least one of the free games executed in the processing (a6).

2. The gaming machine according to claim 1 , wherein the inputs received by the controller and corresponding to the player selectable objects are selected from among a plurality of player selectable objects, and numerical values associated with each of the plurality of player selectable objects are not displayed until after the inputs are received by the controller.

3. The gaming machine of claim 2 , wherein the numerical values corresponding to the player selectable objects that are selected and the player selectable objects that are not selected, are displayed after the inputs are received by the controller.