Akira Usui

Tokyo, Japan

Last Updated: 09/26/2026

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Found 11 publications

Sleep schedules and MSLT-based diagnosis of narcolepsy type 2 and idiopathic hypersomnia: Exploring potential associations in a large clinical sample.

Sleep schedules and MSLT-based diagnosis of narcolepsy type 2 and idiopathic hypersomnia: Exploring potential associations in a large clinical sample.

Journal: Journal of sleep research
Published: July 01, 2024

Reliability and validity of the Japanese version of the Ullanlinna Narcolepsy Scale and Swiss Narcolepsy Scale for screening Japanese individuals with narcolepsy type 1.

Reliability and validity of the Japanese version of the Ullanlinna Narcolepsy Scale and Swiss Narcolepsy Scale for screening Japanese individuals with narcolepsy type 1.

Journal: Sleep medicine
Published: April 25, 2023

Restless legs syndrome augmentation among Japanese patients receiving pramipexole therapy: Rate and risk factors in a retrospective study.

Restless legs syndrome augmentation among Japanese patients receiving pramipexole therapy: Rate and risk factors in a retrospective study.

Journal: PloS one
Published: November 18, 2016

Evaluation of circadian phenotypes utilizing fibroblasts from patients with circadian rhythm sleep disorders.

Evaluation of circadian phenotypes utilizing fibroblasts from patients with circadian rhythm sleep disorders.

Journal: Translational psychiatry
Published: October 23, 2016

Comparison of clinical features between primary and drug-induced sleep-related eating disorder.

Comparison of clinical features between primary and drug-induced sleep-related eating disorder.

Journal: Neuropsychiatric disease and treatment
Published: June 17, 2016

The Prevalence and Characteristics of Primary Headache and Dream-Enacting Behaviour in Japanese Patients with Narcolepsy or Idiopathic Hypersomnia: A Multi-Centre Cross-Sectional Study.

The Prevalence and Characteristics of Primary Headache and Dream-Enacting Behaviour in Japanese Patients with Narcolepsy or Idiopathic Hypersomnia: A Multi-Centre Cross-Sectional Study.

Journal: PloS one
Published: March 25, 2015

The melatonin receptor agonist is effective for free-running type circadian rhythm sleep disorder: case report on two sighted patients.

The melatonin receptor agonist is effective for free-running type circadian rhythm sleep disorder: case report on two sighted patients.

Journal: The Tohoku journal of experimental medicine
Published: September 26, 2014

Persistence of secondary restless legs syndrome in a phantom limb caused by end-stage renal disease.

Persistence of secondary restless legs syndrome in a phantom limb caused by end-stage renal disease.

Journal: Internal medicine (Tokyo, Japan)
Published: April 03, 2013

The validity of the PAM-RL device for evaluating periodic limb movements in sleep and an investigation on night-to-night variability of periodic limb movements during sleep in patients with restless legs syndrome or periodic limb movement disorder using this system.

The validity of the PAM-RL device for evaluating periodic limb movements in sleep and an investigation on night-to-night variability of periodic limb movements during sleep in patients with restless legs syndrome or periodic limb movement disorder using this system.

Journal: Sleep medicine
Published: March 13, 2013

Cognitive behavioural therapy with behavioural analysis for pharmacological treatment-resistant chronic insomnia.

Cognitive behavioural therapy with behavioural analysis for pharmacological treatment-resistant chronic insomnia.

Journal: Psychiatry research
Published: August 08, 2012

Change in frequency of periodic limb movements during sleep with usage of continuous positive airway pressure in obstructive sleep apnea syndrome.

Change in frequency of periodic limb movements during sleep with usage of continuous positive airway pressure in obstructive sleep apnea syndrome.

Journal: Journal of the neurological sciences
Published: November 10, 2011
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Last Updated: 09/26/2026