Masuda Dental Clinic, located in Sasai, Sayama City, Saitama Prefecture, is a medical facility providing general dental care. The clinic is closed on Thursdays and Sundays, with additional closures during year-end and New Year holidays, summer holidays, and the Obon period. Reception hours changed in April 2025, with weekday hours until 5:30 PM and Saturday hours until 4:30 PM. In terms of treatment, the clinic offers specialized programs for periodontal disease, with hygienists providing individualized instruction. Starting with overall teeth cleaning, they explain the proper use of brushing care, interdental brushes, and floss tailored to each patient in an easy-to-understand manner. Through these steady efforts, they aim to create an oral environment that resists cavities and periodontal disease. Additionally, they offer PMTC (Professional Mechanical Tooth Cleaning) for more detailed and natural beauty, meticulously cleaning each tooth to improve oral hygiene. Facilities include credit card, debit card, and electronic payment options, with parking available. The clinic is barrier-free and welcomes diverse visitors. Furthermore, English-speaking staff support smooth communication.