Toshima Central Hospital, located in Kami-Ikebukuro, Toshima Ward, Tokyo, is a hospital specializing in internal medicine with a focus on diabetology, nephrology, and hemodialysis. It places particular emphasis on conditions requiring ongoing management, such as lifestyle-related diseases and chronic kidney disease, and provides specialized care for patients in need of hemodialysis. The hospital operates on a two-shift schedule—morning sessions (9:00 AM–3:00 PM) and evening sessions (2:00 PM–7:30 PM)—making it accessible for working-age patients and those with limited time for hospital visits. Although closed on Sundays, the hospital is open on weekdays and Saturdays, offering high convenience for regular appointments. The facility is fully barrier-free, ensuring a safe and comfortable environment for patients requiring physical assistance. It also accepts a wide range of payment methods, including credit cards, debit cards, and electronic payments, and provides on-site parking, making it well-suited for patients traveling from distant areas. As a medical institution supporting the long-term management of kidney disease and diabetes, the hospital plays a vital role in the Ikebukuro area for the local community.