About the Authors
- Yoriko Sugiyama-Nakagiri
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* E-mail: nakagiri.yoriko@kao.co.jp
Affiliation Kao Corporation, Akabane Ichikai-Machi, Haga-gun Tochigi, Japan
- Tsutomu Fujimura
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Affiliation Kao Corporation, Akabane Ichikai-Machi, Haga-gun Tochigi, Japan
- Shigeru Moriwaki
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Affiliation Kao Corporation, Akabane Ichikai-Machi, Haga-gun Tochigi, Japan
Competing Interests
All authors are employed by Kao Corporation. This does not alter our adherence to PLOS ONE policies on sharing data and materials.
Author Contributions
Conceptualization: YSN. Data curation: YSN. Formal analysis: YSN. Funding acquisition: TF SM. Investigation: YSN. Methodology: YSN. Project administration: TF SM. Resources: YSN TF SM. Software: YSN. Supervision: TF SM. Validation: YSN. Visualization: YSN. Writing – original draft: YSN. Writing – review & editing: YSN TF SM.