About the Authors

Tomoya Nakai

Affiliations Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan, Japan Society for the Promotion of Science, Tokyo, Japan

Hironori Nakatani

Affiliations Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan, Center for Evolutionary Cognitive Science, The University of Tokyo, Tokyo, Japan

Chihiro Hosoda

Affiliations Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan, PRESTO, Japan Science and Technology Agency (JST), Tokyo, Japan

Yulri Nonaka

Affiliation Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan

Kazuo Okanoya

cokanoya@mail.ecc.u-tokyo.ac.jp

Affiliations Graduate School of Arts and Sciences, The University of Tokyo, Tokyo, Japan, Center for Evolutionary Cognitive Science, The University of Tokyo, Tokyo, Japan, Riken Brain Science Institute, Saitama, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: TN HN CH YN KO. Data curation: TN. Formal analysis: TN. Funding acquisition: TN KO. Investigation: TN HN YN. Methodology: TN. Project administration: KO. Resources: TN HN KO. Software: TN. Supervision: KO. Validation: TN HN CH. Visualization: TN. Writing – original draft: TN. Writing – review & editing: TN HN CH YN KO.