这些卡片通常有颜色密码显示。一看就知道某间房是单人间还是双人间，并且里面有什么设备。
The cards often have a color code that shows at a glance whether a particular room is a single or a double and what other facilities it offers.
温馨提示：按照来访时提供的卡片上的用户名和密码登录即可查看图片列表！
Warm Tip: Please login with the user name and the password provided on the visiting card to view images list!
最近在日本他们有电子的为玩小钢珠备置卡片，而且某人在那些之上断掉了密码备置卡片而且制造所有这些假造小钢珠牌。
Recently in Japan they had electronic CARDS for playing pachinko and somebody broke the code on those CARDS and made all these fake pachinko CARDS.
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