Tsutsumi Clinic is an internal medicine clinic located on the 6th floor of the Okada Building in Ueno, Taito Ward, Tokyo, providing medical services in English. This clinic is part of a nationwide chain with its main clinic located in Tosu City, Saga Prefecture, and branches in Fukuoka, Fukuoka West, Asakura, Onojo, and Kurume in Fukuoka Prefecture, Minami-Koshigaya in Saitama Prefecture, Suo-Oshima Town in Yamaguchi Prefecture, and Nagoya in Aichi Prefecture. The clinic's medical philosophy is "warm healthcare from the patient's perspective," practicing the spirit of 'Jyu' (benevolence) above all else. Aiming to provide high-quality care that prevents serious illnesses, the clinic strives to offer the most suitable medical treatment by considering all aspects of the patient's environment. The clinic is closed on Saturdays, Sundays, national holidays, and from December 29 to January 3 for the New Year period.