Located in the Koromogawa area of Oshu City, Iwate Prefecture, the Oshu City National Health Insurance Koromogawa Clinic is a public internal medicine clinic operated by Oshu City. Situated in the natural setting of Koromogawa-Kofuto, it serves as a healthcare facility for the daily health management of local residents and the diagnosis and treatment of internal diseases. Operating under the Oshu City National Health Insurance system, the clinic continues to support community healthcare as a locally-rooted medical institution. Specializing in internal medicine, it provides comprehensive care for a wide range of internal medicine needs, from addressing common symptoms such as fever, cough, and abdominal pain to managing chronic conditions like hypertension and diabetes. Medical consultations are available on weekdays only; the clinic is closed on weekends, holidays, and during the Obon period. The ability to provide services in English is one of the clinic's notable features, creating an accessible environment for those who may feel uneasy communicating in Japanese. Additionally, the facility is equipped with on-site parking, accommodating those who arrive by car. Barrier-free facilities are also in place, ensuring a comfortable environment for wheelchair users and individuals with mobility impairments.