About the Authors

Gen Takagi

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Writing – original draft

g-takagi@tfu.ac.jp

Affiliation Faculty of Comprehensive Welfare, Tohoku Fukushi University, Sendai, Japan

Michiaki Shibata

Roles Conceptualization, Funding acquisition, Project administration, Supervision, Writing – original draft, Writing – review & editing

Affiliation Faculty of Comprehensive Welfare, Tohoku Fukushi University, Sendai, Japan

Yumi Nakagawa

Roles Conceptualization, Writing – original draft, Writing – review & editing

Affiliation Faculty of Business Administration, Hokkai-Gakuen University, Sapporo, Japan

Competing Interests

The authors have declared that no competing interests exist.