Association between Post-Illumination Pupil Response and Glaucoma Severity: A Cross-Sectional Analysis of the LIGHT Study
Yoshikawa T, Obayashi K, Miyata K, Saeki K, Ogata N
Invest Ophth Vis Sci, 63(3) 24, Mar, 2022

Short-Wavelength Light Exposure at Night and Sleep Disturbances Accompanied by Decreased Melatonin Secretion in Real-Life Settings: A Cross-Sectional Study of the HEIJO-KYO Cohort
Mitsui K, Saeki K, Tone N, Suzuki S, Takamiya S, Tai Y, Yamagami Y, Obayashi K*
Sleep Med, 90(2) 192-198, Feb, 2022

Association between Passive Body Heating by Hot Water Bathing before Bedtime and Depressive Symptoms Among Community-Dwelling Older Adults
Tai Y, Obayashi K, Yamagami Y, Kurumatani N, Saeki K
Am J Geriat Psychiat, 30(2) 161-170, Feb, 2022

Effect of Nighttime Bedroom Light Exposure on Mood Episode Relapses in Bipolar Disorder
Esaki Y, Obayashi K, Saeki K, Fujita K, Iwata N, Kitajima T
Acta Psychiat Scand, 146(1) 64-73, Jan, 2022

Comparison of Objective and Subjective Sleep Parameters in Patients with Bipolar Disorder in Both Euthymic and Residual Symptomatic Periods
Fujita A, Esaki Y, Obayashi K, Saeki K, Fujita K, Iwata N, Kitajima T
J Psychiatr Res, 145(12) 190-196, Dec, 2021

Association between Circadian Activity Rhythms and Mood Episode Relapse in Bipolar Disorder: A 12-month Prospective Cohort Study
Esaki Y, Obayashi K, Saeki K, Fujita K, Iwata N, Kitajima T
Transl Psychiatry, 11(1) 525, Oct, 2021

Lower Cognitive Function in Patients with Functionally and Structurally Severe Glaucoma: the LIGHT Study
Yoshikawa T, Obayashi K, Miyata K, Saeki K, Ogata N
J Glaucoma, 30(10) 882-886, Oct, 2021

Circadian Activity Rhythm in Parkinson's Disease: Findings from the PHASE Study
Obayashi K*, Saeki K, Yamagami Y, Kurumatani N, Sugie K, Kataoka H
Sleep Med, 85(9) 8-14, Sep, 2021

Hot Water Bathing before Bedtime and Shorter Sleep Onset Latency is Accompanied by a Higher Distal-Proximal Skin Temperature Gradient in Older Adults
Tai Y, Obayashi K, Yamagami Y, Yoshimoto K, Kurumatani N, Nishio K, Saeki K
J Clin Sleep Med, 17(6) 1257-1266, Jun, 2021

Association between the Asymmetric Dimethylarginine Levels and Glaucoma Severity: A Cross-Sectional Analysis of the LIGHT Study
Yoshikawa T, Obayashi K, Miyata K, Saeki K, Ogata N
Invest Ophth Vis Sci, 62(4) 7, Apr, 2021