ABSTRACT
This Chapter examines how the Japanese curriculum has constantly changed and evolved over time and how Lesson Study (LS) plays a critical role in that process. It demonstrates that, for working effectively the school system is required to be constantly alert to the knowledge about pupil learning that is being discovered on a daily basis through lesson studies across its schools. The chapter illustrates how the LS can offer a means by which these new, integrated competencies that can be developed simultaneously by students, teachers and, organisationally, by their schools. The careful planning of this integrated curriculum and the fact founded upon examples of successful pupil learning in these curriculum areas, the school had made considerable revisions to its integrated school curriculum by the end of the first year of teaching it. The chapter explains about the changes made in the integrated curriculum dimension of growth and self at Kuchiyokawa.
