Nakai Internal Medicine Clinic, located in Kurokawa, Kita-ku, Nagoya City, is an internal medicine clinic that opened in 1986 and reopened after renovation in 2012. Physicians certified as specialists in general internal medicine and diabetes provide medical care, offering specialized diabetes outpatient services, management of lifestyle-related diseases, treatment of obesity, and general internal medicine services. The clinic uses the same diagnostic equipment as major hospitals, allowing HbA1c test results to be provided within minutes, and treatment plans are adjusted appropriately based on regular disease assessments. The clinic aims to provide outpatient-focused diabetes care and offers specialized treatment to patients unable to be hospitalized. The interior features a warm and bright atmosphere with extensive wood accents, including a spacious waiting room and isolation rooms. Parking is available, and English-language services are provided.