Mana Clinic, located in Nakane, Hitachinaka City, Ibaraki Prefecture, is a medical clinic specializing in internal medicine. In a comfortable space with a warm wooden atmosphere, the clinic provides gastroscopy examinations using sedation. In the field of gastroenterology, the clinic also handles examination and treatment of anal symptoms, while in internal medicine, it treats conditions such as hypertension and diabetes. Examination and treatment of respiratory symptoms are also part of the clinic's services. The clinic offers English language support and accepts various payment methods including credit cards, debit cards, and electronic payments. The facility is equipped with a parking lot and barrier-free access. The clinic is closed on Wednesdays, Sundays, and public holidays. The clinic is also closed during the year-end and New Year holidays from December 29 to January 3, Golden Week from May 3 to May 6, and the Obon period from August 13 to August 15.