About the Authors

Daisuke Nakane

Contributed equally to this work with: Daisuke Nakane, Yoshiki Kabata

Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Writing – original draft, Writing – review & editing

dice-k@uec.ac.jp (DN); takayuki.nishizaka@gakushuin.ac.jp (TN)

Affiliation Department of Engineering Science, Graduate School of Informatics and Engineering, The University of Electro-Communications, Tokyo, Japan

Yoshiki Kabata

Contributed equally to this work with: Daisuke Nakane, Yoshiki Kabata

Roles Formal analysis, Investigation, Methodology

Affiliation Department of Physics, Gakushuin University, Tokyo, Japan

Takayuki Nishizaka

Roles Conceptualization, Funding acquisition

dice-k@uec.ac.jp (DN); takayuki.nishizaka@gakushuin.ac.jp (TN)

Affiliation Department of Physics, Gakushuin University, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.