About the Authors
- Mitsuya Yamakita
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* E-mail: yamakita@kitasato–u.ac.jp
Affiliation College of Liberal Arts and Sciences, Kitasato University, Kanagawa, Japan
- Satoru Kanamori
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Affiliations Department of Preventive Medicine and Public Health, Tokyo Medical University, Tokyo, Japan, Human Resource Management Department, ITOCHU Techno–Solutions Corporation, Tokyo, Japan
- Naoki Kondo
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Affiliation Departments of Health and Social Behavior/Health Education and Health Sociology, School of Public Health, University of Tokyo, Tokyo, Japan
- Katsunori Kondo
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Affiliations Center for Preventive Medical Science, Chiba University, Chiba, Japan, Center for Well–being and Society, Nihon Fukushi University, Aichi, Japan
Competing Interests
The authors have the following interests. Satoru Kanamori is employed by ITOCHU Techno-Solutions Corporation. There are no patents, products in development, or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials, as detailed online in the Guide for Authors.
Author Contributions
Conceived and designed the experiments: MY SK NK KK. Performed the experiments: KK. Analyzed the data: MY NK. Wrote the paper: MY SK NK KK.