Playing cards and system

Abstract

One problem of traditional playing cards is that when a plurality of cards representing a hand are collected and held in the hand, the index on each card corner becomes visible if the cards are shifted while being held, and when a dishonest person cheats (peeks) with the intention of carrying out a dishonest action, all cards being held in the hand are seen by a third party. The purpose of the present invention is to provide playing cards that make it possible to prevent dishonest actions such as peeking during card games. The playing cards (1) of the present invention are designed so that a deck of 52 playing cards is configured from two types of cards, each of which comprises indexes (2) indicating the numerical value that expresses the rank of a card: cards (1a) that have indexes (2) on only the top left and bottom right corners of the card (1); and cards (1b) that have indexes (2) on only the top right and bottom left corners of the card (1).

Description

technical field

[0001] The present invention relates to playing cards and a system of the playing cards. The playing cards have a function of preventing fraudulent behavior in card games. Background technique

[0002] Poker cards used in card games are for example disclosed in International Publication WO99 / 44701 (refer to Japanese Special Table 2001-523151, figure 1 ) is disclosed. In this document, a group mark (hereinafter referred to as suit) and a numerical value (hereinafter referred to as rank) indicating the group to which the card belongs are provided on the surface of the card by printing or the like. Usually level is to make four kinds of suits only with the number corresponding to the level (if it is six, it is six), and the mark showing the suit is printed on the surface to show the level. And, at present, in order to distinguish the suit and rank of each playing card, the suit and rank of each playing card called marks are printed on the upper left and lower ...

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