Located in a prime location within walking distance of Jiyugaoka, Okusawa, and Kubinaka Stations, Jiyugaoka Matsunaga Internal Medicine Clinic provides comprehensive care for a wide range of internal medicine conditions. With gastroenterology and hepatology specialists on staff, the clinic specializes in treating digestive disorders including heartburn, stomach pain, abdominal pain, gastroenteritis, constipation, diarrhea, and liver dysfunction. The clinic offers high-precision endoscopic examinations by gastrointestinal endoscopy specialists, including gastroscopy for examining the esophagus, stomach, and duodenum, and colonoscopy for the large intestine. Gastroscopy uses thin transnasal endoscopes designed to reduce patient discomfort. Sedative endoscopy is available, and same-day polyp removal is possible. Detailed examination and follow-up using CT and MRI are also available. In general internal medicine, the clinic treats common colds, fever, hay fever, hypertension, diabetes, dyslipidemia, and other lifestyle-related diseases. The clinic provides various health screenings including pre-employment and periodic checkups, as well as Setagaya Ward health examinations, and also offers vaccinations. Payment options include cash as well as credit cards, debit cards, iD, transportation IC cards, Rakuten Edy, nanaco, WAON, and other electronic payment methods, and the facility is barrier-free.