College of Arts, , Rikkyo University Japan
Keio University, Tokyo, Japan
Department of Education, College of Arts, Rikkyo University, 3-34-1 Nishi-Ikebukuro, Toshima-ku,,
Tokyo, 171-8501 Japan
2016---Visiting Scholar at Högskolan för lärande och kommunikation, Jönköping University, Sweden, Apr. to Sept.
2013.--- Visiting Scholar, Communication Department at University of California, San Diego, USA, Sept, 2012 to Mar. 2013.
2012--- Visiting Scholar, School of Education, University of Massachusetts at Amherst, USA, Apr. to Sept.
2011---Visiting Scholar, Ontario Institute for Studies in Education, University of Toronto, Canada, March.
2006 -- Professor, College of Arts,
1999 --2005 Associate Professor, Graduate
University School of Education, Hokkaido
1998 -1999 Associate Professor, Faculty of Education,
1991-1998 Associate Professor,
of Education Miyagi University
Member, American Educational Research Association
Member, Japanese Association of Developmental Psychology
Member, Japanese Psychological Association
Member, Japanese Educational Psychological Association
Member, Japanese Association of Cognitive Science