Association between Nocturia and Bathing among Older Adults: The HEIJO-KYO Study
Tai Y , Obayashi K , Yamagami Y , Kurumatani N , Saeki K
Annual Metting of Japanese Scosiety of Sleep Research 2021 Sep, 2021

Higher Prevalence of Intentional Self-Harm in Bipolar Disorder with Evening Chronotype: A Finding from the APPLE Cohort
Esaki Y , Obayashi K , Saeki K , Fujita K , Iwata N , Kitajima T
Annual Metting of Japanese Scosiety of Sleep Research 2021 Sep, 2021

Preventive Effect of Morning Light Exposure on Relapse of Depressive Episode in Bipolar Disorder: Results from A Prospective Cohort Study
Esaki Y , Obayashi K , Saeki K , Fujita K , Iwata N , Kitajima T
Annual Conference of the International Society for Bipolar Disorders 2021 May, 2021

An Epidemiological Study Investigating the Effects of Light Exposure on Health Outcomes
Obayashi K
Kinki Region Project of the Japan Society for Occupational Health Feb, 2021

Greater Exposure to Short-Wavelength Light at Night in Elderly Individuals with Nocturia: The HEIJO-KYO Cohort
Mitsui K , Saeki K , Tone N , Suzuki S , Takamiya S , Tai Y , Yamagami Y , Obayashi K
Annual Meeting of Japanese Society for Chronobiology 2020 Sep, 2020

Current Medical Evidence for Lighting Environment and Health Outcomes
Obayashi K
All Japan Lighting Laboratory (Seminar)

Breakfast Skipping and Cognitive Decline in Community- Dwelling Older Adults: A Longitudinal Study of the HEIJOKYO Cohort
Ishizuka R , Otaki N , Yamagami Y , Tanaka K , Morikawa M , Iki M , Kurumatani N , Saeki K , Obayashi K
Annual Meeting of the Japanese Society of Nutrition and Dietetics 2020 Sep, 2020

Daytime Light Exposure in Daily Life and Depressive Symptoms in Bipolar Disorder: Cross-Sectional Analysis in the APPLE Cohort
Esaki Y , Obayashi K , Saeki K , Fujita K , Iwata N , Kitajima T
Annual Meeting of the Japanese Society of Psychiatry and Neurology 2020 Aug, 2020

Indoor Lighting Environments and Health Outcomes: Updated Evidence from Medicine
Obayashi K
Japan Interior Health Sciences Association

Association between Objective Sleep Measures and Early Morning Akinesia in Parkinson’s Disease：Findings from the PHASE Study
Kataoka H , Saeki K , Yamagami Y , Sugie K , Obayashi K
Annual Meeting of Japanese Society of Neurological Therapeutics 2019