Located in Nozuichi, Nozu-machi, Usuki City, Oita Prefecture, Nozu Daiichi Naika Clinic is a medical facility providing internal medicine services. Weekday hours are 9:00 AM to 12:30 PM and 2:00 PM to 5:30 PM, supporting the community's daily healthcare needs. The clinic is closed on Sundays and public holidays, as well as during Obon (August 14-16) and the year-end/New Year period (December 31 - January 4). A parking lot is available for those arriving by car, and barrier-free facilities ensure wheelchair users and those with mobility difficulties can access the clinic smoothly. English-language support is available for consultations, making the clinic accessible to patients who have difficulty communicating in Japanese. With these accommodations, the clinic serves as a local healthcare provider for internal medicine needs in the Nozu-machi area of Usuki City.