抄録
Subjectivity, is inherent characteristics of information processing by/in humans, but almost no researcher has tackled this issue as main theme. Thus, this paper aims to give the readers a framework of subjective information processing(SIP)at first. Moreover, treatment of subjectivity in several natural sclences and relationships of SIP with related fields of engineering are described. Another aim is to show potential of SIP through an example, a model for commumicating subjective degree with adverbs of degree.