Shirai Seijinkai Hospital, located in Shirai City, Chiba Prefecture, primarily provides internal medicine services. The facility offers English language support and accepts payment by credit card and electronic payment. There is a parking lot on site, and if the first parking lot is full, the second parking lot is available. Barrier-free access ensures accessibility for all patients. As for vaccinations, influenza vaccinations ended in late January 2026, and COVID-19 vaccinations are available by phone reservation from February onwards. The attending physician for internal medicine outpatients is updated monthly, and changes in the medical system are planned for ophthalmology and pediatrics outpatient departments. In the dermatology outpatient department, the clinic is closed on the third Friday from December 2025 to March 2026, and reception hours have also been changed. The hospital director changed to Satoshi Nakagori in October 2025, and the hospital is now operating under a new system.