Research theme for competitive and other funds (5):
2017 - 2020 Development and dissemination of a self-esteem scale for children in early childhood that is easy for parents and childcare providers to use.
1991 - 1992 愛他的行動に及ぼす動機的コストとモデリングの効果に関する幼児心理学的研究
1990 - 1991 A developmental and practical studies of individual differences in problemsloving and development of curriculum in early childhood.