Located in Kita-Aoyama, Minato City, Tokyo, HELENE AO Building Clinic is an internal medicine clinic belonging to the GROUP SERIES HOSPITALS group. The clinic has received approval for its regenerative medicine plan from the Ministry of Health, Labour and Welfare and is equipped with the Omotesando Cell Culture Laboratory facilities. At the cell processing facility, operations are conducted within a clean bench supplied with ISO Class 5 purified air. In addition to virus testing upon cell receipt, a barcode management traceability system is implemented to ensure safety. Director Dr. Takaaki Itohara specializes in cardiovascular surgery; after working at Kyoto University Hospital in 2003, he gained experience at various medical institutions and has been part of the HELENE group since 2014. The cultivation manager is Kohei Miki, who completed the Life Systems Engineering program at Tokyo University of Science, and Yukaori Haga serves as the chief nurse. The clinic supports English as well as credit cards, debit cards, and electronic payments, and is equipped with parking and barrier-free facilities. Closed days are Wednesdays, Sundays, and the year-end and New Year holidays.