Chen Ruitong Clinic, located in Akasaka, Minato City, Tokyo, is a medical clinic specializing in internal medicine. The clinic opened in Akasaka in 2008, and Dr. Chen Ruitong, the director, provides medical care with extensive experience in various treatments including cancer treatment and Eastern medicine. This medical facility implements online eligibility verification, allowing patients to check in using face authentication card readers with their My Number cards. Aiming to provide high-quality medical care, the clinic utilizes information obtained from online eligibility verification and electronic prescription data. The clinic also offers online medical consultations, available to all patients except first-time visitors. The clinic sells Bijan C5 Clear Cream, a skincare cream with enhanced vitamin C penetration developed by the director. The clinic also engages in academic activities, such as having papers on dysmenorrhea published in international journals. Closed on Sundays, holidays, Obon, and year-end/New Year period.