Matsumura Dental Nagaoka Clinic, located in Komjoji-cho, Nagaoka City, Niigata Prefecture, is a dental clinic operated by the Medical Corporation Tokushinkai Group. Founded in 1981, Tokushinkai Group has grown into one of Japan's largest dental groups, with 98 locations worldwide and a team of over 1,400 staff members from 10 different nationalities. In Japan, the group treats approximately 700,000 patients annually. In the dental technology field, the group is characterized by global business expansion, with manufacturing bases in Japan, the United States, Myanmar, and Thailand. In clinical practice, a team-based medical care system has been established where dentists, dental hygienists, and dental technicians work closely together. Since each regional clinic has a dental technology department base, patients receive prosthetics tailored to their specific needs. In education, training sessions led by renowned specialists are conducted, and close collaboration between general practitioners and specialists is maintained. Lectures on communication and general education are also provided. In terms of facilities, the clinic supports English, accepts credit cards and electronic payments, and is equipped with parking and barrier-free accessibility.