Analysis of Exchanging Value as a Method of Information Sociology: Taking examples of Credit Scoring and Evaluation Service by Social Credit System like Sesame Credit in China

　Words like “KOSU-PA”(Cost Performance) or “TAI-PA”(Time Performance) have been increasingly on everyone's lips in daily life, especially among young generation. In such case, humane relationship [that we have originally accustomed to] turns to calculatable “object to object relationship”, then autonomous human is manipulated as physical object under calculation. In this context, this paper focus on “Social Credit System” that have been operated in China. Because credit scoring service attach a score/point/price label on human existence itself. The scoring like this is in a sense human nature. So this paper intends to consider from the very basic theory in Sociology of information.