Keijunkai Kageyama Dental Clinic is a dental facility located in Okayamate-cho, Hirakata City, Osaka Prefecture. This clinic provides English-speaking services and has parking available. For COVID-19 infection prevention measures, all staff members wear masks and gloves, while dentists and dental hygienists also wear face shields. Temperature checks are performed before work (staff with temperatures of 37.5°C or higher are not allowed to work), and all staff undergo antigen testing twice a week. The clinic strictly enforces gargling with mouthwash, hand washing, and alcohol disinfection. Door knobs, sofas in the waiting room, and other frequently touched areas are wiped with alcohol. Treatment chairs are disinfected with alcohol for each patient, and instruments are replaced and sterilized. Disposable products such as gloves, aprons, paper cups, and trays are used, and ventilation frequency and duration are enhanced with regular air replacement inside the clinic. An extraoral suction system is used to prevent dust from becoming airborne, and disinfectant alcohol is provided at the reception.