I study the epidemiology and prevention of deaths caused by secondary health impacts after disasters, as well as the development of support systems. Using disaster-related death certification records, I examine institutional challenges and explore system design to support prevention. I also work on public health responses in international humanitarian assistance and the development and evaluation of prehospital emergency care systems.
Tsuboi M, Sasaki H, Park H, Tsubokura M, Sawano T, Harada N, et al. Medical perspective on the systemic challenges involving indirect disaster-related deaths in Japan. Sci Rep. 2025;15(1):5225. doi: 10.1038/s41598-025-89349-7.
Tsuboi M, Sasaki H, Park H, Usuda Y, Hanashima M, Saito M, et al. Evacuation at Home Delayed the First Medical Intervention in Minamisanriku Town after the 2011 Great East Japan Earthquake. Prehosp Disaster Med. 2023;38(3):301-310. doi: 10.1017/S1049023X2300050X.
Tsuboi M, Sawano T, Nonaka S, Hori A, Ozaki A, Nishikawa Y, et al. Disaster-related deaths after the Fukushima Daiichi nuclear power plant accident - Definition of the term and lessons learned. Environmental Advances. 2022;8:100248. doi: 10.1016/j.envadv.2022.100248.
Tsuboi M, Hibiya M, Tsuboi R, Taguchi S, Yasaka K, Kiyota K, et al. Analysis of Disaster-Related Deaths in the Great East Japan Earthquake: A Retrospective Observational Study Using Data from Ishinomaki City, Miyagi, Japan. Int J Environ Res Public Health. 2022;19(7):4087. doi: 10.3390/ijerph19074087.
Tsuboi M, Hibiya M, Kawaura H, Seki N, Hasegawa K, Hayashi T, et al. Impact of physician-staffed ground emergency medical services-administered pre-hospital trauma care on in-hospital survival outcomes in Japan. Eur J Trauma Emerg Surg. 2024;50:505-512. doi: 10.1007/s00068-023-02383-w.
Japan DMAT member
Japanese Red Cross Disaster Medical Coordinator
Saitama Prefecture Regional Disaster Medical Coordinator
Japan Disaster Relief (JDR) Medical Team, Public Health Unit