This paper analyzes the attitudes of consumers towards integrated circuit (IC) cards, which has a big influence on the buying behavior of consumers. For this purpose, we created a questionnaire survey of using IC card on purchasing, and we utilized the text mining method. In reviewing past researches, some related researches were used, but the analyses were based on simple accumulation, though there have been a few investigations on this. The purpose of this survey is to examine the attitudes of consumers to the convenience and need of purchasing with IC card. Additionally, this survey seeks to clarify the general opinions of consumers concerning an IC card system. Moreover, this survey strives to learn about consumers’ awareness of the IC card system, their expectations for the IC card system, and the information they need. Some interesting and instructive results were obtained. These were utilized for constructing a much more effective and useful IC card system.
Key words: Integrated circuit (IC), consumers, key graph, electronic money, attitudes.
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