Daily Light Exposure Profiles and the Association with Objective Sleep Quality in Patients with Parkinson’s Disease: The PHASE Study
Obayashi K*, Saeki K, Tai Y, Yamagami Y, Esaki Y, Yoshikawa T, Sugie K, Kataoka H
SLEEP, (in press), Jan, 2024

Effects of Violet-Excitation Light-Emitting Diode on Melatonin Secretion and Sleepiness: Preliminary Findings from A Randomized Controlled Trial
Mitsui K, Saeki K, Sun M, Yamagami Y, Tai Y, Obayashi K*
J Clin Sleep Med, 20(1) 101-109, Jan, 2024

Blood Pressure, Pulse Rate, and Skin Temperature during Hot-Water Bathing in Real-World Settings among Community-Dwelling Older Adults: the HEIJO-KYO Study
Tai Y, Obayashi K, Okumura K, Yamagami Y, Saeki K
Environ Health Prev Med, (in press), Jan, 2024

Post-Illumination Pupil Response and Sleep Quality in Patients with Glaucoma: The LIGHT Study
Jimura H, Yoshikawa T, Obayashi K, Miyata K, Saeki K, Ogata N
Invest Ophth Vis Sci, 64(12) 34, Dec, 2023

Association between Before-Bedtime Passive Body Heating and Subsequent Nocturia during the Cold Season in Older Adults
Tai Y, Obayashi K, Okumura K, Yamagami Y, Negoro H, Kurumatani N, Saeki K
J Epidemiol, 33(8) 398-404, Aug, 2023

Circadian Variability of Objective Sleep Measures Predicts the Relapse of a Mood Episode in Bipolar Disorder: Findings from the APPLE Cohort
Esaki Y, Obayashi K, Saeki K, Fujita K, Iwata N, Kitajima T
Psychiat Clin Neuros, 77(8) 442-448, Aug, 2023

Positive Association between Macular Pigment Optical Density and Glomerular Filtration Rate: A Cross-Sectional Study
Tsujinaka H, Saeki K, Obayashi K, Nishi T, Ueda T, Ogata N
J Clin Med, 12(16) 5312, Aug, 2023

Association between Circadian Skin Temperature Rhythms and Actigraphic Sleep Measures in Real-Life Settings
Tai Y, Obayashi K, Yamagami Y, Saeki K
J Clin Sleep Med, 19(7) 1281-1292, Jul, 2023

Breakfast Skipping and Declines in Cognitive Score among Community-Dwelling Older Adults: A Longitudinal Study of the HEIJO-KYO Cohort
Ishizuka R, Otaki N, Tai Y, Yamagami Y, Tanaka K, Morikawa M, Iki M, Kurumatani N, Saeki K, Obayashi K*
J Geriatr Psychiat Neurol, 36(4) 316-322, Jul, 2023

Circadian Blood Pressure Variability and Asymmetric Dimethylarginine in Patients with Glaucoma: Cross-Sectional Study of The LIGHT Cohort
Yoshikawa T, Obayashi K, Miyata K, Jimura H, Saeki K, Ogata N
J Hypertens 41(6) 1018-1023, June, 2023