Tokyo Business Clinic Gransta Marunouchi is an internal medicine clinic located inside 'Gransta Marunouchi,' a commercial facility directly connected to JR Tokyo Station in Marunouchi, Tokyo. Leveraging its highly convenient location within the station, the clinic offers consultations from 9 AM to 9 PM on both weekdays and holidays, making it easy to visit before or after commuting to work or school, or during breaks in a busy schedule. The clinic accepts various cashless payment methods including credit cards, debit cards, and electronic payments, allowing patients to receive care with peace of mind even without cash on hand. The barrier-free design also makes the facility accessible for wheelchair users and those with mobility difficulties. In addition to internal medicine, the clinic actively engages in preventive healthcare, including the latest expanded indications for the HPV vaccine 'Silgard®9' for cervical cancer prevention. It serves as an easily accessible clinic for businesspeople working in the Marunouchi and Otemachi areas, as well as various people using Tokyo Station.