Fraud detection system in a casino

A fraud detection system in a casino having a plurality of tables on which a table game is played, comprising:

• a control device that detects fraud practiced on the table, wherein the control device:
• recognizes a position, type, and number of chips wagered by each player;
• recognizes a total amount of chips in a chip tray of a dealer of the table;
• performs an addition/subtraction calculation of an increased/decreased amount of
• the chips in the game, which is calculated from the position, type, and number of the chips wagered by the players in the game and a result of the game, to/from the total amount of the chips in the chip tray before settlement of the game;
• and
• compares a correct total amount of the chips in the chip tray after end of the game and the settlement and an actual total amount of the chips in the chip tray at the time of the end of the game to determine whether or not there is difference between the correct total amount and the actual total amount;
• and
• a game recording apparatus that records a progress of the game played on the table as an image by a camera, wherein the game recording apparatus is configured to record the image so that, when the control device determines that there is a difference, the game where the difference occurs can be seen.