About the Authors

Takashi Morita

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

Affiliations SANKEN, Osaka University, Ibaraki, Japan, Primate Research Institute, Kyoto University, Inuyama, Japan

Hiroki Koda

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

Affiliation Primate Research Institute, Kyoto University, Inuyama, Japan

Kazuo Okanoya

Roles Funding acquisition, Supervision, Writing – review & editing

Affiliations Center for Evolutionary Cognitive Sciences, Graduate School of Arts and Sciences, the University of Tokyo, Tokyo, Japan, Department of Life Sciences, Graduate School of Arts and Sciences, the University of Tokyo, Tokyo, Japan, Behavior and Cognition Joint Research Laboratory, RIKEN Center for Brain Science, Wako, Japan

Ryosuke O. Tachibana

Roles Conceptualization, Data curation, Funding acquisition, Project administration, Resources, Supervision, Visualization, Writing – review & editing

rtachi@gmail.com

Affiliation Center for Evolutionary Cognitive Sciences, Graduate School of Arts and Sciences, the University of Tokyo, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.