3件 （「Yoshikazu Hamaguchi」）

Examination of the Reliability and Validity of the Japanese Version of the Parental Gatekeeping Scale 論文

Kaede Kaneko・Yoshikazu Hamaguchi ·2020-12-30 ·『The Japanese Journal of Educational Psychology』　68(4)　pp. 339-350

doi:10.5926/jjep.68.339

Junior High School Students’ Moral Judgments About Aggressive Behavior and Factors Underlying Those Judgments 論文

Yuka Kanetsuna・Yoshikazu Hamaguchi ·2019-06-30 ·『The Japanese Journal of Educational Psychology』　67(2)　pp. 87-102

doi:10.5926/jjep.67.87

Development of Self-Report Proactive and Reactive Aggressiveness Scales for University Students (SPRAS-U) : 論文

Yoshikazu HAMAGUCHI ·2017-01-01 ·『The Japanese Journal of Educational Psychology』　65(2)　pp. 248-264

doi:10.5926/jjep.65.248