About the Authors

Masahito Mihara

m-mihara@omichikai.or.jp

Affiliation Neurorehabilitation Research Institute, Morinomiya Hospital, Osaka, Japan

Ichiro Miyai

Affiliation Neurorehabilitation Research Institute, Morinomiya Hospital, Osaka, Japan

Noriaki Hattori

Affiliations Neurorehabilitation Research Institute, Morinomiya Hospital, Osaka, Japan, Precursory Research for Embryonic Science and Technology (PRESTO), Japan Science and Technology Agency (JST), Saitama, Japan

Megumi Hatakenaka

Affiliation Neurorehabilitation Research Institute, Morinomiya Hospital, Osaka, Japan

Hajime Yagura

Affiliation Neurorehabilitation Research Institute, Morinomiya Hospital, Osaka, Japan

Teiji Kawano

Affiliation Neurorehabilitation Research Institute, Morinomiya Hospital, Osaka, Japan

Masaki Okibayashi

Affiliation Department of Rehabilitation, Morinomiya Hospital, Osaka, Japan

Nobuyoshi Danjo

Affiliation Department of Rehabilitation, Morinomiya Hospital, Osaka, Japan

Akihiro Ishikawa

Affiliation R&D Department, Medical Systems Division, Shimadzu Corp., Kyoto, Japan

Yoshihiro Inoue

Affiliation R&D Department, Medical Systems Division, Shimadzu Corp., Kyoto, Japan

Kisou Kubota

Affiliation Neurorehabilitation Research Institute, Morinomiya Hospital, Osaka, Japan

Competing Interests

Two authors (AI and YI) are working for the manufacturer of the NIRS system (Shimadzu Corp., Kyoto, Japan) used in this study. But no financial support was provided for this study from the company. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: MM IM NH YI KK. Performed the experiments: MM IM MH HY TK MO ND. Analyzed the data: MM AI YI MO ND. Contributed reagents/materials/analysis tools: MM AI YI. Wrote the paper: MM MI.