About the Authors

Kenta Yashima

yashima_kenta@soken.ac.jp

Affiliations Department of Evolutionary Studies of Biosystems (Sokendai-Hayama), The Graduate University for Advanced Studies (Sokendai), Hayama, Kanagawa, Japan, Meiji Institute for Advanced Study of Mathematical Sciences, Meiji University, Nakano, Tokyo, Japan

Akira Sasaki

Affiliations Department of Evolutionary Studies of Biosystems (Sokendai-Hayama), The Graduate University for Advanced Studies (Sokendai), Hayama, Kanagawa, Japan, Evolution and Ecology Program, International Institute for Applied Systems Analysis, Laxenburg, Austria, Precursory Research for Embryonic Science and Technology (PRESTO), Japan Science and Technology Agency (JST), Kawaguchi, Saitama, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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