Yoshihisa Shinozawa

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In this paper, based on the assumption that after-class work in an exercise-based course accompanied by group work is done on an online threaded bulletin board system, the authors propose a support tool for the instructors. Specifically, while focusing on the factors that compose a discussion on the online bulletin board, the users who comment, the topics,(More)
This study targets social login registrants on an EC site and aims to clarify the difference between the purchasing tendency of social login registrants and general members by analyzing product purchasing history. We focused on the golf portal site that is the subject of this research. We analyzed the purchasing data comparing social login registrants with(More)
Recently, the number of voluntary communities such as local communities and university club activities are increasing. In these communities, since there are various types of members and there are no binding forces, it is usually difficult to maintain and improve member's motivation. To maintain and improve member's motivation, most of these communities use(More)
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