Dr Hiroyuki Kiyohara joined ERIA in April 2026 as a Programme Manager for Health Development and Policy in the Healthcare Unit. Originally trained as a dentist, he is a global health professional with broad experience across ASEAN and Sub-Saharan Africa. He has worked with government bodies, development partners, clinicians, NGOs, academic institutions, and international organisations, including WHO and UNAIDS.

Beyond project implementation, his work also encompasses research across a diverse range of health system–related topics, including in vitro diagnostics, health information among migrant populations, the health workforce, and the carbon footprint of food consumption.

• Global health
• Health systems
• Oral health

Kanamori S, Egami Y, Shimizu E, Miyano S, Villanueva AF, Hashimoto N, Kiyohara H, Norizuki M, Uechi M, Koto-Shimada K, Ichimura Y, Fujita M. 2025. Identifying pathways to achieve diverse objectives of the National Essential Diagnostics List: developing an assessment framework based on field studies in Cambodia, Indonesia, Lao PDR, and the Philippines. Trop Med Health, 53(152). https://doi.org/10.1186/s41182-025-00839-w

Kiyohara H, Matsushita T, Haruyama R, Okawa S, Murai S, Egami Y, Pich P, Chhut SV, Matsumoto Y, Fujita N. 2025. Seven-year experience in pathology capacity development project including education for pathology residents and pathology technologists in Cambodia: Challenges and opportunities. GHM Open, 5(1): 71-75. https://doi.org/10.35772/ghmo.2025.01003

Baba H, Aung MN, Miyagi A, Masu A, Yokobori Y, Kiyohara H, Otake E, Yuasa M. 2024. Exploring the contribution of Japan's experience in addressing rapid aging in Asia: Focus on dementia care. GHM, 6(1): 19-32. https://doi.org/10.35772/ghm.2023.01124

Yokobori Y, Kiyohara H, Mulati N, Lwin KS, Bao TQQ, Aung MN, Yuasa M, Fujita M. 2023. Roles of social protection to promote health service coverage among vulnerable people toward achieving universal health coverage: a literature review of international organizations. Int J Environ Res Public Health, 20(9): 5754. https://doi.org/10.3390/ijerph20095754

Fujita M, Kanda M, Kiyohara H, Ikeda S, Iwamoto A, Sudo K, Teshima Y, Nii M, Murata Y, Kato J, Komatsu A, Yumino A, Sawada T, Sato H, Nakasa T. 2023. Migrants’ access to COVID-19 vaccination in Japan: progress and challenges. J Migr Health, 7, 100169. https://doi.org/10.1016/j.jmh.2023.100169

Matsuoka S, Kharel M, Koto-Shimada K, Hashimoto M, Kiyohara H, Iwamoto A, Nishihara M, Fujita M. 2022. Access to health-related information, health services, and welfare services among south and southeast Asian immigrants in Japan: a qualitative study. Int J Environ Res Public Health, 19(19), 12234. https://doi.org/10.3390/ijerph191912234

Saito S, Thao PTN, Ishikane M, Xuan PT, Kutsuna S, Dai HQ, Ohtsu H, Kimura T, Kiyohara H, Shimada Y, Maruoka Y, Thuy PTP, Phu TT, Phuong HK, Tra TT, Duy NLM, Ohara H, Kurosu H, Son NT, Ohmagari N. 2022. Physical oral care prevents ventilator-associated pneumonia in Vietnam: a prospective interventional study. J Infect Chemother 28(12), 1632-1638. https://doi.org/10.1016/j.jiac.2022.08.017

Kiyohara H, Teshima Y, Hoshino HA, Kanda M, Matsuoka S, Iwamoto A, Fujita M. Three myths of disseminating COVID-19 information to vulnerable migrants in Japan: Lessons learned during the pandemic. Trop Med Health 2022,(50)13. https://doi.org/10.1186/s41182-022-00404-9

Fujita M, Matsuoka S, Kiyohara H, Kumakura Y, Takeda Y, Goishi N, Tarui M, Inaba M, Nagai M, Hachiya M, Fujita N. 2020. “Staying at home” to tackle COVID-19 pandemic: rhetoric or reality? Cross-cutting analysis of nine population groups vulnerable to homelessness in Japan. Trop Med Health, 48(92), https://doi.org/10.1186/s41182-020-00281-0