Hirnuma Clinic, located in Nishi Ward, Yokohama, is a medical facility specializing in internal medicine that provides English-language medical services. The clinic conducts various health checkups, and for the Japan Health Insurance Association's lifestyle disease prevention health checkups, examinations are available from young adults aged 20, 25, and 30. It also offers osteoporosis screening for women aged 40 and above. Regarding infectious disease prevention, the clinic provides influenza and COVID-19 vaccinations, and also handles pneumococcal vaccines. For H. pylori eradication, the clinic has accumulated data from 2002 to 2025, and staff members take turns giving presentations at in-house training sessions, demonstrating the medical team's commitment to continuous improvement. The clinic is closed on Sundays and holidays, as well as during the year-end and New Year holidays and the Obon break.