“…have been proposed. For examples, Colab (Stefik, Foster, Bobrow, Kahn, Lanning, 1987), D-ABDUCTOR (Sugiyama, Misue, Watanabe, Nitta, Takeda, 1997), KJ editor (Ohiwa., Kawai, Koyama, 1990), and GUNGEN (Munemori and Nagasawa, 1996) were developed for structuralizing opinions based on the KJ method. In addition to these systems, some support systems (Romano, Bauer, Chen., and Nunamaker, 2000and Chen, Titkova, Orwig, Nunamaker, 1998and Frasconi, Gori, Soda, 1999 for recognizing qualitative opinions with other methods have been developed.…”