1. Faculty of Education, Kochi University, Kochi, Japan
2. Institute for the Advancement of Higher Education, Okayama University of Science, Okayama, Japan
3. Faculty of Home Economics, Otsuma Women’s University, Tokyo, Japan
4. Department of Teachers Training, Hokkaido University of Education, Hokkaido, Japan
5. Faculty of Education, Universitat de Barcelona, Barcelona, Spain