About the Authors

Shota Uono

uonoshota1982@gmail.com

Affiliation Faculty of Human Health Sciences, Graduate School of Medicine, Kyoto University, Kyoto, Japan

Jari K. Hietanen

Affiliation Human Information Processing Laboratory, School of Social Sciences and Humanities, University of Tampere, Tampere, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SU JKH. Performed the experiments: SU JKH. Analyzed the data: SU JKH. Contributed reagents/materials/analysis tools: SU JKH. Wrote the paper: SU JKH.