Masuda Surgical Clinic, located in Kamata-Honcho, Ota Ward, Tokyo, is a clinic with over 60 years of history. Specializing in internal medicine, it covers a wide range of conditions from lifestyle diseases to injuries and skin disorders. With three full-time specialists and two part-time doctors, it provides accurate diagnosis and treatment. Based on years of experience, it has established collaborations with trusted medical facilities. Clinic hours are 9:00 AM to 12:30 PM on Monday through Saturday, and 4:00 PM to 6:30 PM on Monday, Tuesday, Wednesday, and Friday. Closed on Thursday and Saturday afternoons, as well as Sundays and holidays. Time-slot reservations are available through LINE, web, or phone. Walk-in visits may result in longer wait times. English-speaking staff are available, and the facility is barrier-free. A coin parking lot is adjacent; parking validation certificates issued by the payment machine allow free parking for up to 1 hour and 20 minutes from the start time when presented at checkout.