Located in Suzunomiya, Utsunomiya City, Tochigi Prefecture, Koyu-kai Ohwada Internal Medicine, Cardiology, and Gastroenterology is a clinic specializing in general internal medicine and cardiovascular medicine. The director has experience in clinical activities at Kitasato University and myocarditis and heart failure research at the Medical Center in Nebraska, USA. After returning to Japan, they have been dedicated to preventive medicine as the Director of the Cardiac Secondary Prevention Center. Since 2014, while working at the Department of Cardiology at Jichi Medical University, they have been contributing to community healthcare at this clinic. Consultation hours are 9:00-18:00 on weekdays and 9:00-12:00 on Sundays, with a lunch break from 12:30-14:00. The clinic is closed on Thursdays, Sunday afternoons, and holidays. In addition to English services, the clinic offers parking and barrier-free accessibility to meet diverse needs. With a focus on preventing and early detection of serious conditions, they strive to maintain the health of local residents through regular health assessments and appropriate examinations as a primary care provider.