Matsuo Clinic, operated by Medical Corporation Matsuo-iin, is located in Matsuo-Kui, Iida City, Nagano Prefecture, specializing in internal medicine, gastroenterology, and radiology. Director Kyosuke Matsuo holds certifications as a Gastroenterology Specialist from the Japanese Society of Gastroenterology and a Gastrointestinal Endoscopy Specialist from the Japan Gastroenterological Endoscopy Society, emphasizing early detection, early diagnosis, and definitive treatment of gastrointestinal diseases. The clinic offers upper gastrointestinal endoscopy (gastroscopy), colonoscopy, abdominal ultrasound, and chest and abdominal X-ray diagnostics, as well as comprehensive cancer screening for the stomach, colon, liver, pancreas, and esophagus. In general internal medicine, they provide care from colds and lifestyle-related diseases to preventive care, along with specific health checkups, various vaccinations, and second opinions for dementia, depression, stroke, and CKD. Additionally, home visit medical care is provided on Tuesday and Thursday afternoons, actively supporting home medical care through collaboration with home care support offices. The clinic serves as a cooperating medical facility for the special nursing home 'Iidaso Yutopii Iida,' maintaining a community-based medical system. Electronic prescriptions and refill prescriptions are available, and the facility has 12 parking spaces with barrier-free accessibility. It is conveniently located about a 10-minute walk from JR Iida Line 'Ina-Yawata Station.'