Concepedia

Yasumasa Otsuka

YO

Statistics

Publications

25

Citations

1.6K

H-Index

15

Active since

2006

Affiliations

National Institute of Occupational Safety and Health(Current)

University of Tsukuba

Hiroshima University

National Institute for Occupational Safety and Health

Japan Society for the Promotion of Science

Yasumasa Otsuka is an author at National Institute of Occupational Safety and Health specializing in medicine, psychiatry, and mental health.

ORCID

Top concepts

Publications per year

2006–2023

25

Publications

25

Validation of the Karolinska sleepiness scale against performance and EEG variables

Kosuke Kaida, Masaya Takahashi, Torbjörn Åkerstedt et al. · Clinical Neurophysiology · 2006 · 967 citations

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Indoor Exposure to Natural Bright Light Prevents Afternoon Sleepiness

Kosuke Kaida, Masaya Takahashi, Takashi Haratani et al. · SLEEP · 2006 · 82 citations · Full text

A Short Nap and Natural Bright Light Exposure Improve Positive Mood Status

Kosuke Kaida, Masaya Takahashi, Yasumasa Otsuka · Industrial Health · 2007 · 76 citations · Full text

, , +16

Worktime control-dependent reductions in fatigue, sleep problems, and depression

Masaya Takahashi, Kenji Iwasaki, Takeshi Sasaki et al. · Applied Ergonomics · 2010 · 54 citations

, , +8

Working Hours, Coping Skills, and Psychological Health in Japanese Daytime Workers

Yasumasa Otsuka, Takeshi Sasaki, Kenji Iwasaki et al. · Industrial Health · 2009 · 51 citations · Full text

, , +15

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