Hayashi Dental Clinic is located in the Kamiyamada Onsen area of Chikuma City, Nagano Prefecture. The clinic is staffed by Director Dr. Masaaki Hayashi and Deputy Director Dr. Ryo Hayashi, who holds a doctoral degree in dentistry and serves as a part-time lecturer at Tokyo Medical and Dental University. The clinic provides a wide range of dental services, including general cavity treatment, periodontal disease treatment, pediatric dentistry, cosmetic dentistry, teeth whitening, dentures, and crowns, supporting the comprehensive dental needs of the local community. The clinic places particular emphasis on precision dental treatment using microscopes and CT scans, offering meticulous care even for tooth pain and discomfort that are difficult to diagnose. The introduction of a 3D optical impression system (CEREC system) enables more precise treatment with less burden on patients compared to conventional impression methods. In terms of hygiene, the clinic uses disposable instruments and is equipped with thorough sterilization facilities to prevent infection. The facility features a barrier-free design with ramps on the first floor, and a kids' room is available for families with children. English-speaking services are available, parking is provided, and appointments are required.