Located in Sanko-cho, Tomakomai City, Hokkaido, Ohata Internal Medicine & Cardiology Clinic specializes in internal medicine and cardiology. Under Dr. Junichi Ohata, who specializes in cardiology, nephrology, and endocrinology at Sapporo Medical University, the clinic operates with the motto "Your health and smile for tomorrow." The clinic focuses on providing easy-to-understand medical care so that patients can correctly understand their conditions and test results. A particular focus is diabetes care, with nursing consultations and nutritionist guidance available at any time. Comprehensive support includes foot care and continuous glucose monitoring (FreeStyle Libre). For cardiovascular conditions, the clinic provides specialized examinations and treatments, with well-equipped facilities including echocardiography (cardiac, abdominal, carotid artery), ECG, and ABI testing. The clinic also actively promotes early treatment for kidney disease and has established collaboration with regional hospitals when necessary. The facility features barrier-free design with a slope at the entrance, and a spacious parking lot is available directly in front. In addition to English language support, credit card and electronic payments are accepted. Starting April 2026, the clinic will expand to a two-doctor system and begin afternoon consultations on Thursdays, further strengthening medical services in the community.