Specialty

Health policy, Claims data analysis (KDB/NDB), Geographic information systems (GIS), Public health

Works

Original papers

1 Egashira Y, Watanabe R. Changes in rehabilitation service utilisation during COVID-19 bed surges in Japan: a seasonal autoregressive integrated moving average (SARIMA) analysis of care utilisation with 10-year claims data. BMJ Open. 2026 Mar 18;16(3):e106742. doi: 10.1136/bmjopen-2025-106742.

2 Egashira Y, Watanabe R. Home healthcare trends before, during and after COVID-19: 10-year data analysis. BMJ Support Palliat Care. 2025 Aug 26;15(5):655-663. doi: 10.1136/spcare-2025-005576.

3 Egashira Y, Kubota Y, Watanabe R. Factors Associated With the Suspension of Domiciliary Dental Care for Older Adults During the First Wave of the Coronavirus Disease 2019 (COVID-19) Pandemic: A Comparative Study in the Japanese Local Government. Cureus. 2024 Sep 28;16(9):e70376. doi: 10.7759/cureus.70376.

4 Egashira Y, Watanabe R. The Association between Death at Home and Medical Services – Prefectural Level Cohort Study of Cancer Patients Utilizing the National Health Insurance Claim Data. Journal of the Japan Association for Home Care Medicine. 2024 Feb;5(1):18-27. doi: 10.34458/jahcm.5.1_18.

5 Egashira Y, Watanabe R, Yoshida H, Tei Y, Nishiumi N, Yoo BK. A case of collaboration between a prefectural university and a wide-area local government under COVID-19: achievements and challenges of the Kanagawa EBPM Project. Japanese Journal of Public Health (Nihon Koshu Eisei Zasshi). 2023 Mar;70(3):197-205. doi: 10.11236/jph.22-039.

Conference presentations

1 Egashira Y, Watanabe R. Geographic Information Analysis of Accessibility to Outpatient Chemotherapy Facilities and Healthcare Utilization: A Cluster Analysis Across Japanese Secondary Medical Regions. 30th Spring Conference of the Japan Association for Medical Informatics. 2026 Jun.

2 Egashira Y, Watanabe R. Mechanisms of Rehabilitation Service Reduction during COVID-19 Pandemic. MMIRA Asia Regional Conference Tokyo 2025 & The 11th Annual Conference of JSMMR. 2025 Nov.

3 Egashira Y, Watanabe R. Resource allocation for rehabilitation in acute-care hospitals during the COVID-19 pandemic: a qualitative study elucidating the organisational constraints behind quantitative findings using the 4S framework. 63rd Annual Meeting of the Japan Society for Healthcare Administration. 2025 Oct.

4 Egashira Y, Nakamura S, Watanabe R. Impact of the COVID-19 pandemic on inpatient palliative care: a time-series analysis using claims data from the Kanagawa National Health Insurance. 30th Annual Meeting of the Japanese Society for Palliative Medicine. 2025 Jul.

5 Egashira Y. Challenges and prospects in utilising medical big data for home medical care policy (invited). 29th Annual Conference of the Japan Academy of Home Care. 2024 Aug.

Others (awards, etc.)

・ YIA Excellence Award, “Regional disparities in geographic accessibility to pediatric emergency medical care in the Tokyo metropolitan area using the enhanced two-step floating catchment area (E2SFCA) method,” 1st Annual Meeting of the Japanese Society for Health Policy, Jun 2025