About the Authors

Naoko Saito

Contributed equally to this work with: Naoko Saito, Emi Yamano

Roles Data curation, Formal analysis, Investigation, Writing – original draft, Writing – review & editing

saito.nao@kao.com (NS); emi.yamano@riken.jp (EY)

Affiliation Kansei Science Research, Kao Corporation, Haga, Tochigi, Japan

Emi Yamano

Contributed equally to this work with: Naoko Saito, Emi Yamano

Roles Data curation, Formal analysis, Investigation, Writing – original draft, Writing – review & editing

saito.nao@kao.com (NS); emi.yamano@riken.jp (EY)

Affiliations Health Metrics Development Team, RIKEN Compass to Healthy Life Research Complex Program, Kobe, Hyogo, Japan, Department of Physiology, Osaka City University Graduate School of Medicine, Osaka, Japan

Akira Ishii

Roles Data curation, Formal analysis, Investigation, Writing – original draft

Affiliation Department of Sports Medicine, Osaka City University Graduate School of Medicine, Osaka, Japan

Masaaki Tanaka

Roles Data curation, Investigation, Writing – original draft

Affiliation Department of Physiology, Osaka City University Graduate School of Medicine, Osaka, Japan

Junji Nakamura

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

Affiliation Kansei Science Research, Kao Corporation, Haga, Tochigi, Japan

Yasuyoshi Watanabe

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

Affiliations Health Metrics Development Team, RIKEN Compass to Healthy Life Research Complex Program, Kobe, Hyogo, Japan, Department of Physiology, Osaka City University Graduate School of Medicine, Osaka, Japan, RIKEN Center for Life Science Technologies, Kobe, Hyogo, Japan

Competing Interests

EY, AI. MT, and YW declare no conflict of interests. NS and JN are employees of Kao Corporation Kansei Science Research, and developed odorant which was used in this study was not a product of Kao Corporation. Kao Corporation has a patent relating to anti-fatigue odorant, P6283579. These do not alter the authors’ adherence to all PLOS ONE policies on sharing data and materials. There are no products in development or marketed products to declare.