2件 （「Keita Masui」）

Development, Reliability, and Validity of the Japanese Version of the Dark Triad Dirty Dozen (DTDD-J) 論文

Ayame Tamura・Atsushi Oshio・Keisuke Tanaka・Keita Masui・Peter K. Jonason ·2015-01-01 ·『The Japanese Journal of Personality』　24(1)　pp. 26-37

doi:10.2132/personality.24.26

Development of the Japanese version of the Spitefulness Scale 論文

Keita Masui・Tadahiro Shimotsukasa ·2025-11-29 ·『The Japanese journal of psychology』　97(1)　pp. 30-38

doi:10.4992/jjpsy.97.24229