Higashi Naika Iin, located in Kamimunakata, Oita City, Oita Prefecture, has served as a community family doctor for approximately 50 years, providing comprehensive internal medicine care. The clinic specializes in internal medicine and offers various examinations including endoscopic procedures performed by a board-certified endoscopist, as well as X-rays, ultrasound, and electrocardiograms. The clinic also provides health checkups, various vaccinations, and smoking cessation services. The facility utilizes the My Number Health Insurance Card and actively uses medical information obtained through questionnaires to deliver high-quality care. The clinic is equipped with parking facilities and is wheelchair accessible. Consultation hours are from 9:00 AM to 6:00 PM on weekdays, with closures on Sundays, public holidays, Golden Week, Bon period, and New Year holidays. English assistance is available. The dedicated staff's commitment to providing attentive care to each patient is a distinguishing characteristic of this clinic.