The controversy between Shuichi Katsuta and Satoru Umene took place in 1952,facing a crisis of dividing of social studies. At that time, Katsuta was the leader of the Kyokaken (the Conference-group of Educational Science), and Umene was the vice-chairman of the Koaren (Core-Curriculum League). After the controversy, Kyokaken has come to acquire greater influence over educational circles than the Koaren. Examining the following two points, in this paper, I try to read out a problem over the theory of Seikatsu-Kyoiku (Education for Life) in Japan after W. W. II, from the controversy. First, Umene insisted that his theory about social studies has developed from Shakai-Kenkyuka (Social Research Subject)-the idea shaped by Kiyoo Toneoka. However...