Kumazawa Dental Clinic, located in the Inaho area of Otaru City, Hokkaido, is a dental clinic offering a wide range of services including general dentistry, pediatric dentistry, and orthodontics. The clinic operates under the slogan "Eliminating tooth decay and gum disease from Otaru," adopting a treatment style that prioritizes prevention over treatment. For first-time patients, they conduct thorough oral examinations and counseling, implementing a system that begins treatment only after creating personalized treatment plans tailored to each patient's condition and preferences. They also utilize saliva testing (SMT and Dentocult) to scientifically assess oral conditions and risks, while actively engaging in preventive care through PMTC (professional teeth cleaning) and xylitol-based treatments. Regarding gum disease, they emphasize early detection and intervention, describing it as a "silent disease," and offer staged treatment based on periodontal tissue examination results. The clinic operates from 9 AM to 6 PM, Monday through Saturday, with Sunday schedules announced as needed on Instagram. With English language support and on-site parking available, the clinic provides an accessible environment for a wide range of patients. 24-hour online appointments are also available.