1. Keiichi Nishimura, Ph.D Tokyo Gakugei Univ.

3. Primary Junior H. High Primary Junior H. High （ IMPULS, 2013 ）

4. Primary Junior H. High Within school 1nitial or 10 th year training Regional Model school Private

6.  Level 1 : Teachers can tell students important basic ideas of mathematics such as facts, concepts, and procedures.  Level 2 : Teachers can explain the meanings and reasons of the important basic ideas of mathematics in order for students to understand them.  Level 3 : Teachers can provide students opportunities to understand these basic ideas, and support their learning so that the students become independent learners.

7. 6weeks

9. Change the lesson plan several times

13. Skill for improving continuously through collaboration Not just developing a good lesson plan

14.  Good colleagues within school  Good supervisor  Good “Koshi” –final commentator  A unique feature of Japanese Lesson Study is the way it enables teachers to improve continuously through collaboration with their colleagues. As an international center of Lesson Study in mathematics, Tokyo Gakugei University and its network of laboratory schools will help teacher professionals from throughout the region learn about lesson study and will thereby prepare them to create in their own countries’ systems for long-term, independent educational improvement in mathematics teaching.

16. Question A : I am interested in the things I learn in Mathematics. Question B : I think how the Mathematics I have learnt can be used in everyday life. （ PISA2003 ） Question A Netherlands Korea UK Finland Hong Kong Question B % % ◆ country 16 The average percentage of positive response for both question

17. （ Yanagisawa ＆ Nishimura, 2013 ） Level 1Level 2Level 3Level 4Level 5 Department Literature Sociology Law/Political Economics Science Level 3-5

18. （ Malcolm, 2012 ）

19.  Effectiveness of Case Study that focus on process skills  Importance that the project has some assessment tasks and professional development modules.  We must study “Neriage” for process not content.

20. The memeber…

21. We have some monthly magazines for teacher.

22.  Research Theme  Problem  Research Lesson  Discussion  Final Comment