2009 年 8 巻 2 号 p. 175-181
People are making a good use of all the every-day functions of televisions, computers, or cell phones. However, they hardly can get the best of them, that is to say to use all the functions of these devices, which yet are inseparable from people’s life. This is especially true concerning the web sites for mobile phone (WEST): there is a huge amount of information per WEST, with an everyday increasing quantity of web pages, contents and functions. In this study, focusing on WEST which is difficult to differentiate, we verify that information presentation influences the user, and show the availability of information presentation for other WEST differentiation. We measure the user’s psychology change by causing the user’s value creation, and it is become clear the subjects passed the 3 classes decision making process from the results.