About the Authors

Hirokuni Higashi

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

higashi-hirokuni-gt@ynu.jp

Affiliation Graduate School of Environment and Information Sciences, Yokohama National University, Yokohama, Japan

Katsunori Okajima

Roles Conceptualization, Formal analysis, Funding acquisition, Methodology, Project administration, Supervision, Writing – review & editing

Affiliation Faculty of Environment and Information Sciences, Yokohama National University, Yokohama, Japan

Competing Interests

The authors have declared that no competing interests exist.