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Photograph of Jiro Ezaki

Jiro Ezaki Visiting Fellow In Residence CAS | BIO | Biology

Contact
Jiro Ezaki
CAS | Biology
4400 Massachusetts Avenue NW
Degrees
Ph.D.(May, 2018, Legal Medicine, Graduate School, Hiroshima University)
M.D.(Mar, 2012, School of Medicine, Hiroshima University)
M.S. in Forensic Medicine(Dec, 2024, University of Maryland, Baltimore)

Bio
Jiro Ezaki received his MD and PhD from the School of Medicine, Hiroshima University, Japan. After graduating from Hiroshima University, he completed a clinical residency program at the Tokyo Women’s University Hospital. In 2014, he became an Assistant Professor at the Department of Legal Medicine, Tokyo Women's Medical University, Japan. As a forensic pathologist, he focused on research involving traumatic brain injury (TBI), drug overdose, and Medical Law.

Since 2016, he has served as a public health physician at the Ministry of Health, Labour, and Welfare, the Government of JAPAN. He worked on government public health policies involving patient safety, medico-legal death investigations, and rare and intractable diseases.

From 2019 to 2020, he was the Director of the Public Health Division in Kochi Prefecture responsible for managing prefecture-wide public health measures. He worked on cancer policy (resident screening and palliative care), infectious disease control (COVID-19, Hepatitis Virus, and STD), and maternal and child health promotion (Child Fatality Review, Child Abuse, and Infant Health Checkups).

In addition to his posts in the government, he contributed to public health and medical law education for medical and nursing students in Japan by giving lectures, training, and writing textbooks as a Visiting Associate Professor at Hiroshima University, the Invited Faculty at Osaka University, the Senior Research Fellow at the SFC institute of Keio University. In 2025, the Government of Japan dispatched him to the Izumi Lab, Department of Biology, College of Arts and Sciences, American University, to engage in education and research on Japanese health policy and law.

Professional Memberships
1) Japanese Society of Legal Medicine
2) Japanese Society of Occupational Health
3) The Association for the Study of Security Science
4) American Academy of Forensic Sciences (AAFS)
5) National Association of Medical Examiners (NAME)

Selected Publications
1) Ezaki J, Takahashi Y, Saijo H, Miya F, Kosaki K. Japanese Public Health
Insurance System's new genomic strategic action to shorten the "diagnostic
odyssey" for patients with rare and intractable diseases. J Hum Genet. 2024
Nov;69(11):549-552. doi: 10.1038/s10038-024-01285-y. Epub 2024 Aug 15. PMID:
39147823.

2) Ezaki J, Shimada R, Shibuya M, Kibayashi K. Hippocampal neuronal degeneration
in the traumatic brain injury mouse: non-trivial effect of scalp incision.
Neurol Res. 2016 Nov;38(11):994-1002. doi: 10.1080/01616412.2016.1228746. Epub
2016 Sep 10. PMID: 27615406.

3) Ezaki J, Ro A, Hasegawa M, Kibayashi K. Fatal overdose from synthetic
cannabinoids and cathinones in Japan: demographics and autopsy findings. Am J
Drug Alcohol Abuse. 2016 Sep;42(5):520-529. doi: 10.3109/00952990.2016.1172594.
Epub 2016 Jun 9. PMID: 27283516.

4) Ezaki J, Ro A, Kibayashi K. The histopathological structures of the
extrapleural hematoma wall: A case report. Forensic Sci Int. 2016
Sep;266:e68-e70. doi: 10.1016/j.forsciint.2016.05.021. Epub 2016 Jun 3. PMID:
27282950.

5) Ezaki J, Hashimoto K, Asano T, Kanda S, Akioka Y, Hattori M, Yamamoto T,
Shibata N. Gonadal tumor in Frasier syndrome: a review and classification.
Cancer Prev Res (Phila). 2015 Apr;8(4):271-6. doi:
10.1158/1940-6207.CAPR-14-0415. Epub 2015 Jan 26. PMID: 25623218.
See Also
Instagram (Izumi Lab)
For the Media
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