Abstract
The first purpose of this paper was to investigate Japanese pubescents' life realities and developmental characteristics by analyzing data of investigation report. Empirical data concerning daily time use, study consciousness, life experience, and social participation activity were examined to clarify pubescents' life realities. Physical developmental data were analyzed to examine pubescents' developmental characteristics. The second purpose of this paper was to study developmental difficulties which pubescents met with during the transition from elementary school to junior high school. Some poems written by elementary and junior high school children were analyzed to consider the nature of developmental difficulties which they experienced in this transition. Finally, by synthesizing the obtained findings, some possible way which pubescents must go through during the process when they become adults were discussed.