Angel Clinic, located in Tsukinowa, Namikawa-machi, Hiki District, Saitama Prefecture, is a clinic specializing in internal medicine. The clinic is closed on Sundays, national holidays, and year-end and New Year holidays (December 30 to January 3). In terms of facilities, the clinic offers a parking lot and is barrier-free, providing an accessible environment for many patients. English language services are available, and the official website provides information in English as well as Vietnamese. For pediatric care, advance completion via phone reservation has been required since March 31, 2025, and same-day walk-ins are not accepted. Reservations open at 8:50 AM on the day of the examination. In obstetrics and gynecology, the clinic supports women returning to their parents' homes for childbirth and offers day-use and overnight postpartum care services. For pregnant patients traveling from afar, 24-hour phone consultation, emergency outpatient visits for urgent cases, and planned hospitalization and planned delivery based on medical indications are provided to support childbirth. The official website shares information about the clinic and maternity life through Instagram.