Located within "Tonda Medical Mall" in Tonda, Kita-ku, Sapporo, Niwa Diabetes and Internal Medicine Clinic (Medical Corporation Momjikai) specializes in diabetes and endocrinology. The clinic director holds a PhD in Medicine from Hokkaido University Graduate School of Medicine, specializing in clinical and basic diabetes research, and is qualified as a certified specialist and academic councilor of the Japan Diabetes Society, a comprehensive internal medicine specialist of the Japanese Society of Internal Medicine, and a certified occupational physician of the Japan Medical Association. Physicians with extensive clinical experience in general internal medicine and metabolic endocrinology at Hokkaido University Hospital and multiple major hospitals in Hokkaido provide comprehensive care ranging from specialized diagnosis and treatment of diabetes to management of lifestyle-related diseases. The clinic is equipped with advanced medical equipment and electronic medical records, and features separate consultation rooms in addition to a waiting room, examination room, X-ray room, laboratory, and treatment room, ensuring privacy-conscious medical care. Clinic hours are divided into morning (9:00-11:30) and afternoon (14:00-17:00) sessions on Monday, Tuesday, Thursday, and Friday, with morning-only sessions on Wednesday and Saturday, and appointments are available. The clinic offers English-speaking services, provides parking, and features barrier-free design, creating an accessible environment for a wide range of patients.