【Editor-in-Chief】
Norio Ikeno　Director of Research Initiative for Developing Learning Systems (RIDLS)

【Editorial Committee】
Masataka Koyama　Dean of Graduate School of Education, Hiroshima University

Masamichi Yuzawa　Director of Basic Research Unit, Professor of Graduate School of Education, Hiroshima University

Seiichiro Kihara　Director of Comparative Research Unit, Professor of Graduate School of Education, Hiroshima University

Takaharu Yamamoto　Director of Development Research Unit, Professor of Graduate School of Education, Hiroshima University

Tetsuo Isozaki　Director of Human Resource Cultivation Unit, Professor of Graduate School of Education, Hiroshima University

Suguru Kitabayashi　Research Initiative for Developing Learning Systems (RIDLS)

Hiroaki Sakaue　Research Initiative for Developing Learning Systems (RIDLS)

Kusahara Satomi　Research Initiative for Developing Learning Systems (RIDLS)