Negishi Dental Clinic, located in Kamino Valley, Suma Ward, Kobe City, is a dental practice that focuses on preventive dentistry under the philosophy of 'living a long, healthy life with your own teeth.' A distinctive feature of this clinic is its introduction of periodontal internal medicine treatment, which directly eliminates causative bacteria with medication in addition to conventional periodontal disease treatment. The clinic has established a system capable of handling severe periodontal disease cases, and treatment effectiveness is expected even in cases traditionally considered difficult to improve. Furthermore, the clinic follows a treatment policy of avoiding tooth extraction whenever possible, employing techniques such as Dogs Best Cement to preserve tooth nerves during cavity treatment. In orthodontic treatment, the clinic prioritizes non-extraction methods, offering removable orthodontics for children and clear aligners for adults, with a referral system to specialists for complex cases. Another characteristic of the clinic is its emphasis on bite alignment in all treatments, based on the principles of the BBO Research Group. In the field of cosmetic dentistry, self-pay treatment options such as zirconia and metal-bond crowns, claspless dentures, and whitening are available. English consultation is available, and the clinic is equipped with parking and barrier-free facilities. Clinic hours are from 9:00 AM to 12:00 PM and 4:00 PM to 7:00 PM, closed on Wednesdays, Sundays, and holidays. This dental practice prioritizes thorough informed consent, valuing careful explanation to patients and their agreement.