Located in Shimomarucho, Ota Ward, Tokyo, Maruko Heart Internal Medicine Clinic has served as a trusted primary care provider since opening in 2016, with a track record of over 17,000 patients. Specializing in cardiology alongside internal medicine, the clinic has extensive experience treating cardiac conditions including arrhythmia, valvular heart disease, and angina. For lifestyle diseases, the clinic treats many patients with hypertension, dyslipidemia, diabetes, and hyperuricemia, offering tests and treatments aligned with medical guidelines and tailored to each patient's individual condition. With weekday hours from 7:30 AM to 8:30 PM and weekend availability, the clinic's extensive hours accommodate patients who struggle to visit on weekdays due to work, housework, or caregiving. The clinic is actively engaged in sleep apnea treatment, providing ongoing CPAP therapy support to over 150 patients, and also supports health management initiatives for transportation and logistics companies including bus and taxi operators. The clinic is equipped for English-speaking patients, accepts credit cards and electronic payments, and offers parking and barrier-free facilities.