Works

Peer-Reviewed Articles (in English paper)

  1. Yoshino, S., Shimotsukasa, T., Hashimoto, & Oshio, A. (2021). The association between personality traits and hoarding behavior during the COVID-19 pandemic in Japan. Personality and Individual Differences, 179, 110927. https://doi.org/10.1016/j.paid.2021.110927

  2. Qi Dai, Tadahiro Shimotsukasa & Atsushi Oshio (2021). Short form of the five-factor narcissism inventory: A Japanese adaptation, Cogent Psychology, 8:1. https://doi.org/10.1080/23311908.2021.1935533

  3. Kawamoto, T., Shimotsukasa, T., & Oshio, T. (2020). Cross-Sectional Age Differences in the Dark Triad Traits in Two Japanese Samples. Psychology and Aging, 35, 91-96. DOI: 10.1037/pag0000399

  4. Shimotsukasa, T., Oshio, A., Tani, M., Yamaki, M. (2019). Big Five personality traits in inmates and normal adults in Japan. Personality and Individual Differences, 141, 81-85. DOI: 10.1016/j.paid.2018.12.018

  5. Jonason, P. K., Oshio, A., Shimotsukasa, T., Mieda, T., Sitnikova, M., & Csathó, A. (2018). Seeing the world in black or white: The Dark Triad traits and dichotomous thinking. Personality and Individual Differences, 120, 102-106. DOI: 10.1016/j.paid.2017.08.030

  6. Ueno, Y., Shimotsukasa, T., Suyama, S., & Oshio, A. (2017). Correlations between competitive sports’ characteristics and the dark triad. Journal of Physical Education and Sport, 17, 533 - 536. DOI: 10.7752/jpes.2017.02080

Presentations (in international conferences)

  1. Shimotsukasa, T., & Oshio, A. (2019). The Dark Triad and job satisfaction for each job category. Poster presented at the Conference of the International Society for the Study of Individual Differences. Florence, Itary (July 29th to August 2nd, 2019).

  2. Hagiwara, C., Shimotsukasa, T., & Oshio, A. (2019). The relationships between the frequency of SNS use and personality traits. Poster presented at the Conference of the International Society for the Study of Individual Differences. Florence, Itary (July 29th to August 2nd, 2019).

  3. Shimotsukasa, T., & Oshio, A. (2019). Dark triad personality traits and overt/relational aggression. Poster presented at the 3rd World Conference on Personality (WAPP 2019), Hanoi, Vietnam. (April 2-6).

  4. Shimotsukasa, T., Oshio, A., Tani, M., Yamaki, M. (2019). The Personality Characteristics of Inmates: Focusing on BIS/BAS and Aggression. Poster presented at 2019 SPSP (Society for Personality and Social Psychology) Convention, Portland, OR, U.S.A. (February 7-9)

  5. Shimotsukasa, T. & Oshio, A. (2018). The Dark Side of Optimism and Pessimism. Poster presented at the 19th European Conference on Personality (ECP19), Zadar, Croatia. (July 17-21)

  6. Shimotsukasa, T., Kawamoto, T., & Oshio, A. (2018). Cross-sectional age differences in the Dark Triad traits Poster presented at 2018 SPSP (Society for Personality and Social Psychology) preconference, Atlanta, GA, U.S.A. (March 1-3)

  7. Oshio, A., Shimotsukasa, T., & Mieda, T. (2017). Dichotomous thinking and dark triad personality traits: Are they related? Poster presented at 2017 SPSP (Society for Personality and Social Psychology) Convention, San Antonio, TX, U.S.A. (January 19-21)

  8. Shimotsukasa, T., & Oshio, A. (2016). Styles of handling Interpersonal conflict and the Dark Triad. Poster presented at the 31st ICP 2016 (International Congress of Psychology), Yokohama, Japan.

  9. Shimotsukasa, T. & Oshio, A. (2015). Development and validation of the Japanese version of the Short Dark Triad (SD3-J). Poster presented at the ISSID 2015 (International Society for the Study of Individual Differences). London, Ontario, Canada.