About the Authors
School of Psychology, Chukyo University, Nagoya-shi, Aichi, Japan
Research Institute of Visual Sciences, Kanagawa University, Yokohama-shi, Kanagawa, Japan
The author has declared that no competing interests exist.
Conceived and designed the experiments: YM. Performed the experiments: YM. Analyzed the data: YM. Contributed reagents/materials/analysis tools: YM. Wrote the paper: YM.