Located in Zoshigaya (Kishimojin area), Toshima Ward, Tokyo, Oka Dental Clinic is a comprehensive dental clinic operated by Medical Corporation Keiwakai. From general dentistry to preventive dentistry, periodontal treatment, precision root canal treatment, pediatric dentistry, implants, dentures, oral surgery (wisdom tooth extraction), orthodontics (Invisalign), and medical whitening, a wide range of treatments are provided by specialized doctors in a one-stop manner. In terms of equipment, the clinic has a CT scanner on-site, enabling rapid and safe diagnosis and treatment. Additionally, by utilizing microscopes, high-precision treatment is achieved without missing minute lesions that are difficult to see with the naked eye. Thorough measures are taken for hygiene management: all instruments such as handpieces and root canal treatment tools are sterilized for each patient, non-sterilizable instruments are all disposable, and extraoral suction is used during treatment to reduce infection risks. The barrier-free clinic environment is well-equipped, providing a system where a wide range of patients can use the facility with peace of mind. Consultation hours are available in the morning and afternoon on weekdays and Saturdays, with the clinic closed on Sundays and public holidays.