Research theme for competitive and other funds (20)：
2020 - 2025 道徳の機能と心理的基盤についての多角的研究
2019 - 2024 Building the groundwork for social psychology: Meta-analyses of unpublished studies in Japan and direct replications
2016 - 2020 Moral as a solution to coordination problems: An examination with agent-based evolutionary simulation
2016 - 2020 Empirical research on the evolutionary psychological basis of moral decision making
2016 - 2019 Psychological basis of reputation damages: The two step hypothesis on risk perception and evaluative learning
2015 - 2019 Construction of Japanese base for investigating on replicability and reproducibility of social psychological research
2015 - 2019 Research on adaptive functions of emotions associated with Behavioral Immune System
2013 - 2017 An empirical study on the psychological basis of hospitality
2013 - 2017 Information propagation process and social influence by social media: An empirical study based on large scale data
2013 - 2016 Evolutionary approach to the coginition and information diffusion of radiation risk: from basic research to social implication
2011 - 2014 Cross-cultural studies on cognition and representation from the view of low-context/high-context culture.
2011 - 2013 Analysis of individual differences in prosociality from evolutionary psychology and behavior genetics
2009 - 2011 A Twin Study on Sociability and Mental Health : A Bridge between Genes and Brain Activities
2007 - 2009 Genetic and Environmental influences on social behavior : A study from Evolutionary Psychology and Behavior Genetics.
2006 - 2008 Behavioral genetic study in adolescence and adulthood by twin method
1999 - 2001 思考における認知バイアスの進化心理学的研究:社会脳仮説の視点から
1998 - 推論の個人差に関する行動遺伝学的研究
1997 - 思考の認知バイアスに関する進化心理学的研究
1997 - Evolutionary Psychological Study on Biases in Thinking
Behavioval Genetics Study on Individual Differences in Reasoning
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Papers (55)：
Kai Hiraishi, Asako Miura, Masataka Higuchi, Yoshitsugu Fujishima, Daiki Nakamura, Masaki Suyama. A systematic review of conference papers presented at two large Japanese psychology conferences in 2013 and 2018: did Japanese social psychologists selectively report <i>p</i> < 0.05 results without peer review?. PeerJ. 2024. 12. e16763-e16763
Michio Murakami, Kai Hiraishi, Mei Yamagata, Daisuke Nakanishi, Andrea Ortolani, Nobuhiro Mifune, Yan Li, Asako Miura. Differences in and associations between belief in just deserts and human rights restrictions over a 3-year period in 5 countries during the COVID-19 pandemic. PeerJ. 2023. 11. e16147
Michio Murakami, Kai Hiraishi, Mei Yamagata, Daisuke Nakanishi, Asako Miura. Belief in just deserts regarding individuals infected with COVID-19 in Japan and its associations with demographic factors and infection-related and socio-psychological characteristics: a cross-sectional study. PeerJ. 2022. 10. e14545-e14545
Kai Hiraishi, Daiki Nakamura. Ten Years of Psychology’s Replicability Crisis: Has the Crisis Been Overcome or Can It be? (unabridged version). 2022
Hiraishi Kai, Nakamura Daiki. Ten Years of Psychology's Replicability Crisis:: Has the Crisis Been Overcome or Can It Be?. Kagaku tetsugaku. 2022. 54. 2. 27-50
三浦 麻子, 平石 界, 中西 大輔. 感染は「自業自得」か : 状況の力の解明に挑む-Do they get what they deserved? : Exploring "situational power" with social psychology-特集 新型コロナウイルス感染症とコミュニケーション. 科学. 2020. 90. 10. 906-908
JPA Early Career Psychologist Network, Yokomitsu Kengo, Nakagawa Yumi, Hiraishi Kai, Yamada Yuki, Muto Hiroyuki, Nakamura Daiki, Kunisato Yoshihiko. The present and future of the reproducibility problem. The Proceedings of the Annual Convention of the Japanese Psychological Association. 2020. 84. JPAS-002-JPAS-002
遺伝から文化まで幅広くパーソナリティや適応を考える : Brent W. Roberts博士セミナー(準備委員会・国際交流委員会企画セミナー)
(日本パーソナリティ心理学会発表論文集 2010)
Works (2)：
慶応双生児研究プロジェクト
1998 -
Keio Twin Project
1998 -
Education (4)：
1997 - 2001 The University of Tokyo Graduate School of Arts and Sciences Department of Life Sciences
1995 - 1997 The University of Tokyo College of Arts and Sciences
- 1997 The University of Tokyo Faculty of Liberal Arts
1993 - 1995 The University of Tokyo College of Arts and Sciences
Professional career (1)：
Ph.D. (The University of Tokyo)
Work history (9)：
2020/04 - 現在 Keio University Faculty of Letters Professor
2015/04 - 2020/03 Keio University Faculty of Letters Associate Professor
2014/04 - 2015/03 Yasuda Women's University Department of Psychology Associate Professor
2012/04 - 2014/03 Yasuda Women's University Department of Psychology Lecturer
2008/01 - 2012/03 Kyoto Univrsity Kokoro Research Center Assistant Professor
2004/10 - 2007/12 The University of Tokyo College of Arts and Sciences / Graduate School of Arts and Sciences Assistant Professor
2004/04 - 2004/09 The University of Tokyo Interfaculty Initiative in Information Studies Assistant Professor
2001/10 - 2004/03 The University of Tokyo Institute of Socio-information and Communication Studies Research Associate
1999/04 - 2001/09 Japan Society for the Promotion of Science Research Fellow
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Committee career (1)：
2003 - 2005 The Japanese Cognitive Science Society Steering Committee
Awards (3)：
2011/09 - The Japanese Society of Social Psychology Encouragement Paper award Factors affecting the formation of empathy: A gene- environment interaction model
2007/09 - The Japanese Society of Social Psychology Excellent paper award Genetic and environmental influences on general trust: A test of a theor y of trust with behavioral genetic and evolutionar y psychological approaches
1997/06 - Human Behavior and Evolution Society 9th Annual Conference, Poster Award Human Universality: Evidence from Japan (1) Cognition Studies
Association Membership(s) (8)：
Human Behavior and Evolution Society
, Association for Psychological Science
, THE JAPANESE SOCIETY FOR COGNITIVE PSYCHOLOGY
, Human Behavior and Evolution Society of Japan
, 日本社会心理学会
, 日本心理学会
, The Japanese Society of Social Psychology
, The Japanese Psychological Association
