ISSN : 1229-0718
To inquire the tendency in the research of juvenile delinquency in the U.S.A., lots of papers on juvenile delinquency in the U.S.A. After 1980 were classified according to approaches in this research, the results were as follows : The research on theories and politics - 34.7% The approach on the patterns of delinquencies - 24.1% Sociological approach - 20.6% Psychological approach - 10.7% The others - 6.1% Biological approach - 3.9% This research has following characteristics. First, this research covers whole field of delinquencies and suggests a variety of approaches. Secondly, this research deals with the specific subject of delinquencies in detail. Thirdly, in this research each specific subject approaches to each other continuously and longitudinally.