The present invention relates to a rock paper scissors game. Particularly, the present invention provides a rock paper scissors game, played using twelve signboards, twelve cards and eight number cards, wherein the twelve signboards each of which has one side for indicating a rock, a paper or a scissors value and the other side with the same shape and color not to be discriminated from one another are provided, the twelve cards on each of which a rock, a paper or a scissors sign is expressed are provided and the eight number cards which are expressed with 0 to 4 for noticing an inference result of win, draw and lose are provided. A method for playing the game comprises the steps of: a rock paper scissors selector selecting and arranging four signboards desired by a player, on each of which a rock, a paper or a scissors value is expressed such that the other side cannot identify the value; the other side, who makes an inference, selecting cards on each of which a value for win is expressed with respect to the rock, the paper, or the scissors value thought to be on a corresponding signboard and arranging the selected card in front of the signboard; comparing the rock, the paper or the scissors value on the arranged signboard with the rock, the paper or the scissors value of the card arranged by the other side who makes an inference to calculate and display the number of wins, draws and loses; repeating the inference process as many as the predetermined number of times to let the other side repeat inferring values for wins with respect to all of the cards; if a player infers values for wins with respect to all of the cards within the predefined number of times, the inferring player is determined to win the game; and if the player does not infer values for wins with respect to all of the cards within the predefined number of times, the inferring player is determined to lose the game.
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