Shojin-kai Matsumoto Clinic, located in Tumanuma, Kumagaya City, Saitama Prefecture, is an internal medicine clinic operated by physicians with specialist qualifications, including those certified by the Japanese Society of Internal Medicine and the Japanese Circulation Society. Clinic hours are from 9:00 AM to 12:30 PM and 2:00 PM to 6:00 PM, with afternoon sessions closed on Thursdays, Saturdays, Sundays, and holidays. Afternoon hours on Fridays are extended until 6:30 PM. A gastroenterologist is available on the 2nd and 4th Tuesdays and the 2nd Saturday, while an endocrinologist attends on the 1st and 4th Saturdays. Specialists from medical institutions such as Kumagaya General Hospital provide part-time care on certain Saturdays and Tuesdays, offering specialized medical services on specific days. The clinic supports electronic prescriptions and manages medication information from multiple medical institutions and pharmacies in an integrated manner, ensuring patients can receive their medications with peace of mind. To prevent the spread of infection, separate appointment slots at the end of morning and afternoon sessions are available for patients with symptoms suggesting fever or infectious diseases, and they are examined separately from other patients. The clinic provides parking and is barrier-free, ensuring convenience and accessibility. An English-speaking environment is available, providing care for patients from diverse backgrounds. The clinic also offers vaccinations, including pneumococcal and shingles vaccines during Kumagaya City subsidy periods.