
NAKAJIMA Suguru
| School of Medicine Department of Medicine | Research Assistant |
Researcher Information
Research activity information
Paper
- Longitudinal Effects of Remote Work Frequency on Insomnia Symptoms and Short Sleep Duration Among Japanese Workers.
Yuichiro Otsuka; Tomomi Miyoshi; Yuki Tanaka; Suguru Nakajima; Yoshitaka Kaneita
Journal of sleep research, Feb. 2026 - Factors Associated With Cold Hypersensitivity in the Hands and Feet Among Japanese Workers: A Nationwide Cross-Sectional Survey
Tomomi Miyoshi; Yuichiro Otsuka; Yuki Tanaka; Suguru Nakajima; Yoshitaka Kaneita
TRADITIONAL & KAMPO MEDICINE, Jan. 2026 - Lelliottia amnigena bacteremia in a patient with sigmoid colon cancer and schizophrenia: a case report.
Hiroshi Umemura; Yumiko Tanimichi; Ayami Karita; Hirokazu Kobayashi; Masaki Nakajima; Sachio Tsuchida; Fumitaka Ihara; Yuta Kojima; Suguru Nakajima; Kou Nagai; Tadashi Kanamori; Masahiro Suzuki; Kiyofumi Ohkusu; Tomohiro Nakayama
Journal of infection and chemotherapy : official journal of the Japan Society of Chemotherapy, Dec. 2025 - Prevalence and factors associated with restless legs syndrome among Japanese adolescents
Suguru Nakajima; Yuichiro Otsuka; Yuki Tanaka; Tomomi Miyoshi; Osamu Itani; Yoshitaka Kaneita
SLEEP AND BIOLOGICAL RHYTHMS, Nov. 2025 - Association Between Dreams, Anxiety, and Depressive Symptoms Among Japanese Adolescents: A Cross-Sectional Study.
Yuki Tanaka; Yuichiro Otsuka; Suguru Nakajima; Osamu Itani; Tomomi Miyoshi; Yoshitaka Kaneita
Clocks & sleep, Jun. 2025 - Association Between Alcohol Use Patterns and Insomnia Symptoms or Poor Sleep Quality Among Adult Women: An Internet Cross-Sectional Survey in Japan.
Suguru Nakajima; Yuichiro Otsuka; Yoshitaka Kaneita; Osamu Itani; Yuki Kuwabara; Aya Kinjo; Ruriko Minobe; Hitoshi Maesato; Susumu Higuchi; Hideyuki Kanda; Hisashi Yoshimoto; Maki Jike; Hideaki Kasuga; Teruna Ito; Yoneatsu Osaki
Clocks & sleep, Feb. 2025 - Association between daytime sleepiness and quality of life in outpatients with schizophrenia.
Nobukuni Fujii; Yoshiyuki Kaneko; Yuta Kojima; Sohei Kamimura; Tetsuya Uemura; Jun Kizuki; Suguru Nakajima; Tadashi Kanamori; Takahiro Suzuki; Kouju Yamada; Yukihiro Nagase; Masahiro Suzuki
Sleep and biological rhythms, Jan. 2025 - Impact of Teleworking Practices on Presenteeism: Insights from a Cross-Sectional Study of Japanese Teleworkers During COVID-19.
Yuichiro Otsuka; Osamu Itani; Suguru Nakajima; Yuuki Matsumoto; Yoshitaka Kaneita
Behavioral sciences (Basel, Switzerland), Nov. 2024 - Association between commuting and mental health among Japanese adolescents.
Suguru Nakajima; Yuichiro Otsuka; Osamu Itani; Yoshiyuki Kaneko; Masahiro Suzuki; Yoshitaka Kaneita
Psychiatry and clinical neurosciences, Oct. 2024 - Prevalence, knowledge, and concerns regarding the use of heated tobacco products and electronic cigarettes among young Japanese physicians.
Yuichiro Otsuka; Yoshitaka Kaneita; Osamu Itani; Suguru Nakajima
Tobacco induced diseases, 2024 - Impact of chronotype, insomnia symptoms, sleep duration, and electronic devices on nonrestorative sleep and daytime sleepiness among Japanese adolescents.
Yuichiro Otsuka; Osamu Itani; Suguru Nakajima; Yoshiyuki Kaneko; Masahiro Suzuki; Yoshitaka Kaneita
Sleep medicine, Oct. 2023 - Transdiagnostic association between subjective insomnia and depressive symptoms in major psychiatric disorders.
Suguru Nakajima; Yoshiyuki Kaneko; Nobukuni Fujii; Jun Kizuki; Kaori Saitoh; Kentaro Nagao; Aoi Kawamura; Takuya Yoshiike; Hiroshi Kadotani; Naoto Yamada; Makoto Uchiyama; Kenichi Kuriyama; Masahiro Suzuki
Frontiers in psychiatry, 2023 - High-dose zolpidem abuse in a patient with insomnia comorbid with major depressive disorder
Ryuji Furihata; Jun Kizuki; Yuya Yamano; Yasuhide Mizoguchi; Suguru Nakajima; Kou Nagai; Yoshiyuki Kaneko; Koju Yamada; Masahiro Suzuki; Makoto Uchiyama
SLEEP AND BIOLOGICAL RHYTHMS, Apr. 2020 - Irregular sleep-wake cycle associated with malignant brain tumor in an adolescent
Suguru Nakajima; Masahiro Suzuki; Yoshiyuki Kaneko; Masato Kobayashi; Takahiro Igarashi; Yasuhiro Gon; Atsuo Yoshino; Makoto Uchiyama
SLEEP AND BIOLOGICAL RHYTHMS, Oct. 2019
Lectures, oral presentations, etc.
- 一般成人女性における飲酒と不眠症状、睡眠の質との関連
中島英; 大塚雄一郎; 兼板佳孝; 桑原祐樹; 金城文; 吉本尚; 伊藤央奈; 春日秀朗; 美濃部るり子; 真栄里仁; 井谷修; 地家真紀; 神田秀幸; 尾崎米厚
第83回日本公衆衛生学会総会, Oct. 2024 - 高校生における通学時間とメンタルヘルスとの関連
中島英; 兼板佳孝; 井谷修; 大塚雄一郎; 鈴木正泰; 金子宜之
第82回日本公衆衛生学会総会, Nov. 2023 - 主要精神疾患における不眠と抑うつとの関連
中島英; 金子宜之; 藤井伸邦; 木附隼; 斎藤かおり; 長尾賢太朗; 河村葵; 吉池卓也; 角谷寛; 山田尚登; 内山真; 栗山健一; 鈴木正泰
日本睡眠学会第45回定期学術集会, Sep. 2023 - 日中の眠気を主訴に来院した脳腫瘍の1例
中島英; 金子宜之; 鈴木正泰; 稲原裕也; 梶原遼; 小林真人; 五十嵐崇浩; 吉野篤緒; 内山真
東京精神医学会第113回学術集会, Jul. 2018, Not invited