Located just a 3-minute walk from Shinjuku Station and 1 minute from Shinjuku-sanchome Station, Shinjuku I's Dental & Orthodontics is a dental clinic belonging to the Shinshinkai Medical Corporation group. With weekday treatment until 8:00 PM and Sunday appointments available, the clinic offers convenient hours for busy individuals. The clinic emphasizes four core specialties: clear aligner orthodontics, precision implants, microscopically enhanced root canal treatment, and comprehensive care for severely damaged teeth, including sleep sedation dentistry for those with dental anxiety. Invisalign treatment for 1-2 teeth starts from ¥220,000 (tax included) with dental loan payment plans available for up to 120 installments. Implant treatment begins at ¥198,000 (tax included), with placement possible during lunch breaks. Advanced treatments are performed by specialist staff including Straumann instructors and instructors from the Japan Prosthodontic Society. The clinic accepts credit cards and electronic payments, and provides treatment in English and Chinese.