In this paper I will show the essential factors of Kansei evaluation in a participatory productive process based on unique characteristics of an object through the comparison with the SD method. The Kansei evaluation in a participatory productive process should consists of activity of Kansei, free access to an object, unrestricted expression, intention to show diverse individual sensibility, and so on. In this Kansei evaluation, people evaluate what is generated by interaction between an object

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... and their Kansei. The interaction as a workshop held in Ayabe, Kyoto in 2003 shows, can be accelerated by (1)different viewpoints, (2)direct experience and related information, (3)communication between participants.