Located in Nakajicho, Tsushima City, Aichi Prefecture, Sugiyama Clinic (Medical Corporation) has served as a local primary care clinic since its establishment in 1987, specializing in internal medicine, gastroenterology, and pediatrics. The clinic supports multiple languages and ensures ease of access through wheelchair accessibility and on-site parking. An online qualification verification system has been implemented to provide data-driven healthcare utilizing My Number cards. For diagnostic examinations, gastroscopy can detect cancer, polyps, ulcers, inflammation, gastric mucosal conditions, and Helicobacter pylori infection, available via both oral and nasal approaches. Colonoscopy enables the detection and removal of colorectal cancer and polyps, contributing to early detection. Upper gastrointestinal series and ultrasound examinations are also available, with a diagnostic system supported by specialists. The clinic emphasizes preventive medicine, offering influenza vaccinations and specific health checkups, as well as smoking cessation treatment to prevent adult diseases and cancer. To prevent hospital-acquired infections, patients with fever or cold symptoms are advised to consult by phone in advance, and arrangements for external examination are available when necessary. The clinic prioritizes community partnerships, providing referrals to specialized medical facilities for cases requiring advanced examinations or treatment, and collaborating with related organizations for care services.