The Journal of Sleep and Environments

The Journal of Sleep and Environments

Published by Japanese Society of Sleep and Environments

52 registered articles
(updated on December 04, 2025)

Online ISSN : 2758-8890
Print ISSN : 1340-8275

JOURNAL PEER REVIEWED FREE ACCESS

2025 Volume 19 Issue 1

Associations between Daytime Physical Activity Patterns and Nocturnal Sleep Cycle Stability in Young Male Adults. Hiroko SAWAI, Maki MATSUMOTO, Emi KOYAMA, Hiroyuki SAKAI
Sleepiness, and Human Errors Shuichiro SHIRAKAWA
Factors Analysis of Mattress Comfort Among 50~89 years olds: Koji TAKAHASHI, Kaori OTOMO, Hideki TANAKA
The Relationships between Singing Lullabies at Bedtime and Sleep Problems in Infant / Toddler. Ryuichiro YAMAMOTO, Ikumi ISHII

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Most viewed articles (November 2025)

1

Benefits and Drawbacks of Napping, and Power Nap

Released on J-STAGE: August 22, 2024 | Volume 18 Issue 1 Pages 17-24

Mitsuo HAYASHI
2

Practicing Sleep Education with University Students

Released on J-STAGE: September 01, 2023 | Volume 15 Issue 1 Pages 72-76

Mitsuo Hayashi
3

The Relationships between Happiness and Health, Restorative Sleep, Social Connections, and Lifestyle Factors

Released on J-STAGE: January 30, 2025 | Volume 18 Issue 2 Pages 1-12

Kaori YAMAOKA, Taro MATSUKI, Hideki TANAKA
4

Current Trends in Sleep Hygiene Promotion and Insomnia Treatment

Released on J-STAGE: June 30, 2025 | Volume 19 Issue 1 Pages 50-59

Yasunori OKA, Yuya MURASAKI, Sayaka MORI
5

Sleepiness, and Human Errors

Released on J-STAGE: June 30, 2025 | Volume 19 Issue 1 Pages 29-40

Shuichiro SHIRAKAWA

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