About the Authors

Chun-Ting Hsu

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Visualization, Writing – original draft, Writing – review & editing

hsuchunting@gmail.com (CH); wataru.sato.ya@riken.jp (WS)

Affiliation Psychological Process Research Team, Guardian Robot Project, RIKEN, Soraku-gun, Kyoto, Japan

Wataru Sato

Roles Conceptualization, Funding acquisition, Investigation, Project administration, Supervision, Validation, Writing – review & editing

hsuchunting@gmail.com (CH); wataru.sato.ya@riken.jp (WS)

Affiliation Psychological Process Research Team, Guardian Robot Project, RIKEN, Soraku-gun, Kyoto, Japan

Sakiko Yoshikawa

Roles Conceptualization, Funding acquisition, Project administration, Supervision, Writing – review & editing

Affiliation Institute of Philosophy and Human Values, Kyoto University of the Arts, Kyoto, Kyoto, Japan

Competing Interests

The authors have declared that no competing interests exist.