System design based on benefit of inconvenience and emotion

Although the tools of today are developed to be convenient, they do not always satisfy people. Tools sometimes evoke negative feelings in people such that they get tired of using them. In consideration of this fact, to create guidelines for designing tools to make human life richer, this paper focuses on the relationship between the ldquobenefit of inconveniencerdquo and ldquoemotional design.rdquo After referring to their outlines and backgrounds, the discussion about their relationship leads to a proposal of characteristics that are required to be installed to artifacts to enrich human life, and refers to a strategy and applying it to system design theory.