About the Authors
- Akina Yamaoka
-
Roles Data curation, Formal analysis, Investigation, Writing – original draft
* E-mail: akina.yamaoka@gmail.com
Affiliation Department of Human Welfare Counseling, Okinawa International University, Ginowan, Okinawa, Japan
- Shintaro Yukawa
-
Roles Conceptualization, Methodology, Writing – review & editing
Affiliation Faculty of Education, Hakuoh University, Oyama, Tochigi, Japan
Competing Interests
The authors have declared that no competing interests exist.