- 2015 - 2019 Basic research for developing digital native generations' interpersonal relations skills in the online networks
- 2015 - 2019 The Development of Actual/Preferred Form of Instruments Measuring the New Classroom Environments.
- 2011 - 2015 Basic research on the youth social relationship cognition in network
- 2010 - 2014 The relationship of student's cognitive and stress in collaboration and cooperative learning.
- 2007 - 2010 Disparity between the perceptions toward actual and preferred classroom environment among Japanese juvenile delinquents.
- 2003 - 2006 Development of the Japanese version of Classroom Environment Scale for Early Detection of Juvenile Delinquents.
- 1998 - 2000 Development of school environment scales for teachers to improve their classroom
- 1998 - 1999 Accountability in a Comprehensive High School: A Case Study.
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