Nagashima Clinic, located in Okitsu, Katsuura City, Chiba Prefecture, is a community-based internal medicine clinic. The clinic operates from 8:30 AM to 12:00 PM and 3:00 PM to 6:00 PM, closed on Thursdays, Sundays, and public holidays. Katsuura City is situated in the Sotobo area of Chiba Prefecture and is known as a tourist destination, while this clinic serves the daily healthcare needs of local residents. The clinic provides general internal medicine services, addressing a wide range of conditions including fever, colds, digestive symptoms, and lifestyle-related diseases. One notable feature is English language support, making it accessible for those who have difficulty communicating in Japanese. The clinic also has a parking lot, providing convenient access by car. In the Sotobo area where train and bus access is limited, the availability of parking is a practical advantage for patients. As a primary care provider in the community, the clinic plays a broad role from routine health management to referrals to specialists.